Alternatives to ThreadPDF
Compare ThreadPDF alternatives for your business or organization using the curated list below. SourceForge ranks the best alternatives to ThreadPDF in 2026. Compare features, ratings, user reviews, pricing, and more from ThreadPDF competitors and alternatives in order to make an informed decision for your business.
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1
ArcTitan
TitanHQ
ArcTitan is an email archiving and email data protection (EDP) solution allowing users to securely archive emails and simply retrieve them. ArcTitan is compliant, fast, secure, and M365 friendly. You can Save up to 75% of email storage space and costs with lightning fast search and retrieval. Significantly enhances Microsoft 365 email Search and Storage functionality with cost and time savings. With ArcTitan, our Cloud-Based Archiving Solution, users can fully offload their email storage requirements to the cloud. Email Archiving provides businesses with unlimited archiving of both inbound and outbound mail, as well as attachments, folders, calendar entries and contacts. The main features of our business email archiving solution include lightning fast search and retrieval, ultimate scalability, and full compliance with GDPR, eDiscovery, Sarbanes–Oxley, HIPAA, and other legislation for e-discovery, retention and audit. Book a demo today. -
2
Aid4Mail
Fookes Software Ltd
Aid4Mail is a fast, reliable, and highly accurate tool to collect, recover, search, and convert emails. It supports most mailbox file formats (e.g. PST, OST, OLM, mbox), IMAP accounts (e.g. Yahoo! Mail, AOL) and popular mail service providers (e.g. Microsoft 365, Exchange, Gmail). Aid4Mail can recover double-deleted messages and corrupted emails, and extract MIME data from certain types of unknown file formats through file carving. Aid4Mail provides a large array of tools to search and filter out unwanted emails during conversion. Save time by using native pre-acquisition filters to download a subset of your mail from Exchange, Office 365, Gmail and other webmail services. Use Aid4Mail’s integrated search engine to cull-down your email collection. Its search operators are very similar to Gmail and Office 365. Aid4Mail is used by Fortune 500 companies, government agencies and legal professionals around the world. It is made in Switzerland by perfectionists.Starting Price: $59.95 -
3
Onna
Reveal
Connect and search across an ever-growing list of cloud platforms with Onna, a real-time search solution. Onna assists users in accessing eDiscovery and finding high-value items across legal departments. Onna provides users with reporting, document sharing, collaborating, compliance managing, and more. Onna also integrates well with different data sources like Gmail, DropBox, and Confluence. -
4
Aryson Email Archiving Software
Aryson Technologies
Aryson Email Archiving Software is a safe and reliable Cloud-Based Email Archiving Solution that saves emails from cloud or web-based email clients to a desktop or hard drive. Gmail, Office 365, Live Exchange Server, Yahoo, IMAP, AOL, Yandex, Thunderbird, and Opera Mail are among the email clients it archives. To archive email as PDF, PST, EML, MSG, MBOX, Word, and other documents from cloud or web-based email clients, including all email attachments, use the Email Archiving Tool. It archives emails from email clients based on a date range specified by the date or task filter parameters. Remove Duplicate Mail is a unique feature in the software that removes duplicate email items while archiving emails from email clients. The Aryson Email Archiving Software demo version is free and archives up to 50 email items per folder. It performs effectively on all Windows OS versions.Starting Price: $49/year/user -
5
Thread Pilot
Switch Labs
Thread Pilot is an AI Gmail follow-up assistant that finds sent email threads without replies and creates context-aware follow-up drafts for the user to review before sending. It runs on a daily schedule or on demand, supports configurable lookback periods, filters spam and newsletters, labels drafts for review, avoids duplicates, and lets users customize follow-up templates. Thread Pilot operates through Google Apps Script and the Gmail API, creates drafts directly in Gmail, and offers advanced-plan support for multiple Gmail accounts and analytics.Starting Price: $3.99/month -
6
MailMeter
Waterford Technologies
MailMeter is a cloud or on-premise based email management and compliance platform where you can find every single email in your organization, conduct eDiscovery, freedom of information, and DSAR’s searches on past email activity, email messages and attachments, directly from your desktop anywhere. The email archiving solution gives you the ability to narrow the scope of your search across email using clearly defined criteria. It offers group searching, tagging, export capabilities and much more. Email data management and compliance start with visibility – Waterford Technologies gives our clients the visibility they need for effective monitoring, eDiscovery, auditing, and reporting across a variety of data regulation standards. MailMeter empowers you to easily reduce email risk, detect and respond in real-time to threats, and prove regulatory compliance.Starting Price: $4/user/month -
7
MacSonik Gmail to PDF Converter Tool
MacSonik
MacSonik Gmail to PDF Converter for Mac allows the users to migrate and backup complete Gmail mailboxes into PDF on Mac with or without email attachments. The software has an option to save the PDF attachments separately without any data alteration. It can remove duplicate emails from the conversion process with great efficiency. Users can set the backup schedule of Gmail emails and free up the Gmail server space after the backup process completes. This software has a Mail Filter option that allows the users to convert and backup only selected emails based on various ranges. Users are allowed to preview the emails with attachments before the conversion process and provide a custom folder name to the resultant file. Gmail to PDF Converter Tool is fully supported on all the updated versions of Mac OS. It has a very intuitive GUI and does not require any technical expertise to install and run. It can convert 50 emails per folder in the trial version without any restrictions.Starting Price: $39 -
8
Barracuda Cloud Archive (Sonian)
Barracuda
Securely preserve, search, and access electronic communications in the cloud. Be prepared, protected and proactive with Barracuda Cloud Archive, the easiest way for a business to preserve, access and act on communications data. Preserve every inbound and outbound email and file attachment in the secure and dynamically scalable archive. Find and access exactly what you need in seconds with fast and accurate search tools. Filter, tag and export relevant content to meet legal, compliance and corporate governance demands. Barracuda Cloud Archive is the easiest way for businesses to preserve, access and act on communications data. Barracuda Cloud Archive securely preserves electronic communications, making them searchable and accessible in the cloud. With fast and accurate search, you find exactly what you need -- whenever you need it. -
9
SysVita OLM to PST Converter
Sysvita software
SysVita OLM to PST Converter Software is a perfect and multi-functional tool to easily recover lost data from Mac Outlook OLM files and advanced conversion process to Export OLM to PST, Gmail & Office 365. This Migration tool, migrate all mails components as Message, From, To, Subject, Date, & attachments, etc of Mac Outlook to Windows Outlook PST, and other files EML, EMLX, MBOX, PDF, HTML, RTF, and contact in vCard file formats. In the migration process, the software allows the Export mac OLM file to Office365, Live Exchange Server, Gmail, Yahoo, & AOL Accounts. Not only does this tool perform the conversion process, but it is also a complete solution to deal with damaged Mac Outlook OLM files. -
10
harmon.ie
harmon.ie
harmon.ie brings SharePoint, Teams, and OneDrive into Outlook — turning the inbox from a data silo into a governed, searchable part of Microsoft 365. - Save emails and attachments to SharePoint or Teams via drag-and-drop or save-on-send. - Email headers map automatically to SharePoint metadata columns, transforming unstructured email into a searchable, filterable grid without any manual input. - Search across all Microsoft 365 content from a single bar in Outlook, filtered by location, app, or file type. - Share files from SharePoint as links or attachments without downloading. Built for compliance. No data leaves your Microsoft 365 tenant. ISO 27001 certified. Available as an Outlook add-in plus a standalone desktop app. Deploys centrally. Supports SharePoint Online and on-premises. Trusted by 1,600+ organizations worldwide, with individual deployments reaching 360,000 users.Starting Price: $6 per user per month -
11
Email Backup App
EmailBackup.app
Email Backup App is a powerful mobile application that enables you to import or export emails using the IMAP protocol. You can restore your emails from PST, EML, ZIP, MBOX, and OST files. Exporting emails is super easy and saves you both time and data. Features: - Backup emails from virtually any email service provider that supports the IMAP/POP3 protocol, including popular providers such as Gmail, Yahoo Mail, Zoho Mail, Office 365, etc. - Restore your email account from EML, PST, MSG, MBOX, ZIP, OST, etc., files. - Export emails to EML format. - Preserve all email properties such as To, Cc, Bcc, From, Subject, headers, attachments, links, formatting, etc. - Maintain an accurate folder structure during backup or restore. - Download backup files to your local device. - Import or export emails in batches. - Export emails with a custom date range and selected folders.Starting Price: $7 one-time payment -
12
Checkvist
Trirt Software
An ultimate online list maker with unique vim-like keyboard support 🤓 Ideal for software developers and all keyboard lovers. ✅ Create and share nested lists with unlimited hierarchy. ✅ Organize notes and code snippets. ✅ Import and export from any other system. ✅ Attach files, add recurring due dates, integrate with Gmail, Dropbox or Google Calendar. Minimalist, fast, and flexible list-maker with a generous free version. Write a book, do research, plan a project release, or manage your daily routine.Starting Price: $3.90/month/user -
13
Skridle
Skridle
Let yourself go into business. We will take care of the routine! Switching between Slack, Microsoft Teams, Telegram and Gmail to find information is too time-consuming. Skridle will collect and categorize all information. Add in the necessary number of workspaces. Use Manual export or choose an Autoload for the most important channels. Messages are saved jointly with Emoji, Attached Files and Threads of comments in one click. Any changes in messages are automatically saved in your message-base as well. AI labels messages with all the necessary tags in an automated mode. You can browse through all the necessary messages in one click. Creativity is to discover a question that has never been asked. If one brings up an idiosyncratic question, the answer he gives will necessarily be unique as well. I recognize the highest value of the user data, so it's all safely encrypted and belongs entirely to proper owners. I neatly form the appropriate smart contexts for each team member.Starting Price: $10 per user per month -
14
Sendmux
Sendmux
Sendmux gives AI agents their own inbox and a controlled way to send email. Each agent can receive messages, read threads, handle attachments, send replies, and react to new mail through signed webhooks or Server-Sent Events. Teams can send through Gmail OAuth, Outlook OAuth, SMTP providers, or managed Amazon SES. Sendmux can spread sending across providers with weighted routing, sender-domain routing, health checks, failover, and quotas by second, minute, hour, or day. Developers get Mailbox, Sending, and Management APIs, OpenAPI docs, SDKs, the sendmux CLI, MCP tools, and Sendmux Skills. The platform also covers tenant isolation, mailbox-scoped API keys, custom domains, logs, metrics, and usage-based pricing with no per-seat or per-mailbox fees.Starting Price: $0.15 per 1000 emails -
15
Forensic Email Collector
Metaspike
Expertly preserve email evidence without breaking a sweat. Get plug & play output for digital forensic investigations and eDiscovery. We all run into cases where collecting a mailbox as a whole is not an option, often due to privacy or timeframe concerns. On the other hand, eDiscovery and digital forensics workflows often involve a full collection, followed by post-acquisition searches. Forensic Email Collector solves this problem in a creative way. You can perform instant in-place searches on mailboxes on the server before the acquisition and forensically preserve only the search results. No need to create labels, tag documents, or make any changes to the target mailbox. Files attached to emails as hyperlinks to a cloud storage system can throw a monkey wrench into your forensic preservation. The linked attachments often require authentication and are inaccessible unless handled as part of the initial acquisition.Starting Price: $499 one-time payment -
16
WA Web Sender
WAPU Tech
See what's in WA Web Sender for you! ✅ Send Bulk Messages: Send multiple messages at once. ✅ Set Sending Interval: The time interval between each message is up to you. ✅ Send Multiple Attachments: Support adding images, video, documents, Excel, and other types of attachments. ✅ Send Personalized Messages: The messages sent to contacts show personalized content. ✅ Export Group Members: Export group member information in batches through WA Web Sender. ✅ Check Messages Status: Display the message-sending status in the WA Web Sender. And retry the failed sending message. Try The Smartest WhatsApp Sender!Starting Price: $0 -
17
Advik Gmail Backup Tool
Advik Software
Safeguard your Gmail data locally. Download emails from Gmail to a computer, hard drive, USB drive, or any other external storage device directly. Gmail Backup Software allows you to save/convert emails to PST, EML, MSG, DOC, EML, CSV, and 30+ file formats. Also, you can backup Gmail folders to another Gmail, Office 365, or any Webmail account directly. Gmail Backup Tool is programmed with the latest algorithms. During the email backup or conversion process, the software holds and maintains the mailbox folder structure. Also, this little magical wizard preserves all the key elements and attributes of emails (cc, bcc, too, subject name, date, time, signature, attachments, hyperlinks, etc.) as well as metadata. -
18
Clear Mail
Clear Mail
Clear Mail for Gmail gives business teams a faster, more structured way to manage high-volume inboxes - directly inside Gmail, with no disruption to existing workflows. For organizations relying on Gmail as a core communication tool, inbox clutter isn't just an inconvenience - it creates missed messages, slower response times, and wasted hours. Clear Mail solves this problem. ▸ Zero-install deployment: Runs as a Chrome extension inside Gmail, requiring no desktop software or third-party platforms ▸ Enterprise-grade privacy: Designed with a privacy-first approach - your email data stays yours ▸ Intelligent Mail Filters: Build structured views of your inbox based on sender, subject patterns, and categories - making it easy to prioritize or take bulk-action ▸ Bulk deletion tools: One-click operation to delete emails (Delete All and Super Delete features) Whether you're managing a personal inbox or a business account, Clear Mail helps declutter in a privacy-first way.Starting Price: $3/month/user -
19
Wordzen
Wordzen
We write your emails for you. Reduce the time you spend on email by 90%. Have emails professionally written while you're lying on your couch, playing with your kids, or walking in the park. Just talk into your phone (or desktop), and we'll write the perfect email. Feel free to umm, err, repeat yourself, and trip over your words. We don't just type the words you dictate. We listen to what you're saying, and then write a professional email to match your intent, tone, and the context of the email thread. Wordzen is an official Gmail Add-on, trusted by Google. We don't just type the words you dictate. We listen to what you're saying, and then write a professional email to match your intent, tone, and the context of the email thread. Wordzen is a plugin for Gmail that enables our human editors to write and respond to email for you. It's available as both a Gmail Add-on and as a Chrome extension. Using Wordzen ensures every email you send contains perfect English.Starting Price: $79 per user per month -
20
Donna CRM
JKB Software
Donna CRM is a Gmail-native CRM designed for freelancers and consultants who manage client relationships directly through email. Instead of switching between Gmail and external CRMs, DonnaCRM embeds pipeline tracking, relationship context, and follow-up management directly inside your inbox. Turn any email thread into a tracked deal, see relationship history instantly, and stay on top of opportunities without breaking your workflow.Starting Price: $10/month/user -
21
Cigati Office 365 Email Backup Tool
Cigati Solutions
Office 365 Email Backup Tool is a prominent solution to backup and migrate Office 365 email data, including all the attachments. It can effectively save your Office 365 mailbox in MSG, JSON, HTML, EML, PST, DOCX, etc. You can also shift the Office 365 mailbox to various email clients such as Gmail, Yahoo Mail, Thunderbird, IMAP, Hotmail, etc. Moreover, the tool also allows restoring the OST and PST files into the Office 365 account. The cloud storage of Office 365 gets jammed due to excessive emails and less storage. This powerful utility exports Office 365 emails to Outlook, freeing up the server space on the cloud. It includes all the mailbox items and attachments in the migration along with the emails. Cigati Office 365 Backup Tool saves mailbox data from Office 365 account to different file formats like PST, JSON, MSG, PDF, DOCM, MHTML, TXT, EML, MBOX, and so on. The users can utilize this backup to access the data in times of data crisis. -
22
BitVare MBOX Converter
BitVare Software
MBOX Converter is capable to convert MBOX files from 20+ email clients. One can Convert bulk MBOX Files to PST, PDF, HTML, EML, MSG, EMLX, IMAP, etc. MBOX Converter provides multiple data preview options that will help its users in forensic and litigation purposes. MBOX Converter also calls a Forensic MBOX viewer and help users investigate MBOX file deeply. MBOX Converter perfectly works for digital forensic purposes. Also, provide the option to export directly MBOX files to Office 365, Gmail, Outlook.com, Thunderbird, etc. Maintain email's original formatting and folder structure after the MBOX File Conversion. The tool is well designed with an innate viewer option that helps users to preview email and their attached documents before the conversion. It will provide you Hex View and Raw View for examining MBOX Files for digital investigation.Starting Price: $29 one-time payment -
23
Hexamail Flow
Hexamail
Hexamail Flow is a full email client, with calendaring, tasks and contacts. It operates with Office 365, Gmail, including modern authentication methods (OAUTH) works with Exchange on premises and all IMAP and POP3 servers. The GDPR data protection module offers email and office document redaction features including full PST file import, eml and msg file import, office document import and printing output or PDF generation of redacted content.Starting Price: Free -
24
MacSonik OLM Converter Tool
MacSonik Software
MacSonik OLM Converter Tool is a risk-free solution for converting OLM files into multiple file formats and email clients on Mac. It can bulk/single convert and migrate OLM files into PDF, PST, EML, MSG, TXT, HTML, DOC, Gmail, Yahoo, Opera Mail, Office 365, AOL, Zoho Mail, e.t.c on Mac OS. If any users want to exclude email attachments and duplicate emails from the conversion process then it is only possible with this OLM Converter Tool. The software is capable of giving 100% risk-free and accurate results without any data alteration. Users can easily preview Mac OLM files before the conversion and migration process. With this software, they can also set a custom folder name and destination path of the resultant file. This software provides a smart Mail Filter option to convert and export particular emails only based on various range. OLM Converter Tool is widely compatible with all the updated versions of Mac OS. In the trial version of this software, users can convert 50 emails only.Starting Price: 29$ -
25
Dropsuite
Dropsuite
Dropsuite is a cloud software platform enabling businesses and organizations globally to easily backup, recover and protect their important business information. Dropsuite’s commitment to advanced, secure, and scalable cloud technologies keeps us in the forefront of the industry and makes us the choice of leading IT Administrators and Service Providers globally. Dropsuite's cloud-based email archiving solution helps any organization efficiently store, safeguard, manage, and discover data from most email systems such as Microsoft Exchange Online, Hosted Exchange, G Suite Gmail, and IMAP or POP protocols. -
26
Discordmate
Discordmate
Discordmate is a Discord chat exporter extension, which can help you save discord chat logs and batch export images, videos and such attachments in Discord Channels or Direct Messages. The Discord chat exporter provides date time pickers and attachment thumbnails allowing you to quickly find what you need to export.Starting Price: Free -
27
Gmailytics
The Chat Widget LLC
Gmailytics is a Gmail cleanup and inbox analytics tool that helps you take back control of an overflowing inbox. Connect your Gmail account in seconds and see exactly who is sending you the most email, which senders you actually open, and where storage space is being wasted. With one click, unsubscribe from newsletters in bulk, archive or delete thousands of old emails by sender, and free up Google account storage without digging through years of messages. Gmailytics surfaces the noisy senders, promotional clutter, and forgotten subscriptions that traditional Gmail search makes hard to find. Built with privacy as a priority, Gmailytics is CASA Tier 2 certified and Google OAuth verified, meeting Google's highest third-party app standards. A great alternative to Clean Email, Mailstrom, Unroll.me, and SaneBox for users who want a faster, simpler approach. Works in your browser with no install required.Starting Price: Free -
28
Yapify
Yapify
Yapify is a voice‑powered email drafting tool that integrates directly into your existing email workflow, Gmail, Outlook, or Superhuman, letting you launch it instantly and speak your outline or full message. Its context‑aware AI learns your writing style, recipient preferences, and formatting habits to turn your ramblings into polished drafts that include correct recipients, attachments, and scheduling links automatically. You can issue voice commands to handle extras without touching the keyboard. Designed to boost your productivity by up to four times and save you an hour a day, Yapify never starts from scratch, instead remembering past threads and go‑to phrases as you draft, review, and send. Quick templates and automation hooks let you personalize outreach at scale, and a single click of the red “Yap” button clears your inbox to get your day started. -
29
contentACCESS Email Archive
Tech-Arrow
If you need to migrate terabytes of your old archives and backups, we recommend you choose our contentGATE solution. This extensively developed and proven solution for migrating mailboxes and email archives is fully automatic, quick, and efficient. You can save a lot of time, money, and energy. The result will be satisfaction and 100% migration! We already have an excellent solution for your migration, so take the chance and migrate comfortably with contentGATE. Our contentACCESS Cloud is an optimally structured and intelligent cloud archive and backup that extends the functionality and security of Microsoft 365. It manages data from Exchange Online, SharePoint Online, MS Teams, OneDrive, local Exchange servers, Gmail or Lotus Notes, and others. Decide on the most reliable archive and backup cloud solution for your business. -
30
TrackKnight
SolutionDot
SolutionDot has designed an easy to use email tracking software to optimize sales and marketing team’s performance. Our email management software has multiple features to ease your tracking fatigue. You can now use email tracking gmail for easy tracking of your business mails. Track Knight is an essential tool to enhance productivity of your marketing team. Get incredible follow-ups on just a single plugin installation. You can easily sync email services like Gmail and Outlook with Track knight and enhance communication links. Email Tracking Software allows email tracking outlook & email tracking gmail along with providing analytics such as email open rates, the volume of clicks on links in emails, and the number of downloads of email attachments. Email management software comprises web beacons or read-receipts features for monitoring the email delivery to intended recipients.Starting Price: $10.00/month -
31
OpenText Enterprise Messaging
OpenText
Enterprise Messaging provides secure email, instant messaging, scheduling, contact management, and task management, all with mobile synchronization. Team members can collaborate and co-edit documents online in real time using formats such as Word, PowerPoint, Excel, and Open Document Format. Enjoy secure email, messaging, scheduling, contact management, and task management, all with mobile synchronization. Engage in topic-driven, project-based, or team-oriented discussions with interactive, real-time conversations and dynamic file sharing. Archive all messaging data into a unified, searchable archive, including emails, appointments, files, and attachments. Benefit from inbound and outbound protection, antivirus, anti-spam, cybercrime protection, DDOS protection, porn blocking, and agent protection. -
32
Harmony
Harmony
Harmony AI Email Assistant is a voice-powered Gmail manager that transforms your inbox into a hands-free, eyes-free experience, ideal for multitasking or accessibility needs. It reads new messages aloud with natural, thread-aware summaries and lets you perform actions, reply, archive, delete (single or batch), star, mark unread, move to labels or folders, and unsubscribe from newsletters, using simple voice commands as you would with an assistant. You can compose and send new emails entirely by voice, draft replies in real-time, and request smart summaries of lengthy threads. Designed with a privacy-first architecture, Harmony never stores your email content, uses end-to-end encryption, asks for confirmation before sending or deleting, and ensures recoverable actions so mistakes aren’t permanent. Harmony integrates seamlessly with Gmail, providing adaptive AI voices, customizable wake words, and secure OAuth authentication.Starting Price: Free -
33
PstViewer Pro™
Encryptomatic
PstViewer Pro™ is a viewer for opening, searching and converting different kinds of email content, including .pst, .ost, .msg, .eml, and .mbox files. Use PstViewer Pro to convert emails between different formats. Save email and file attachments as PDF documents. Bulk export and convert emails Also supports bulk printing of emails. Download the free 15 day trial.Starting Price: $79.99 -
34
GMass
GMass
A mass email service inside of Gmail. Get the highest open rates you've ever seen. Send cold emails with sequences that maximize responses. Send mail merge campaigns with automatic follow-ups. Pull from Google Sheets, not CSV files. Send emails as replies to the last thread with each person. Personalize. Schedule. Track opens, clicks, replies. Validate your list with our built-in verifier to maximize the deliverability. Say goodbye to CSV files. Connect to Google Sheets to send a personalized mass email using any of the columns in your spreadsheet. Use Gmail's powerful search feature to find messages containing recipients to whom you want to email. Then click the Build Email List button, and a Compose window will load containing the email addresses found in those messages. The only mass email service that does this! The easiest way to send cold email sequences in Gmail.Starting Price: $12.95 per month -
35
OpenText MailStore Server Archive
OpenText
MailStore Server is one of the world’s leading solutions for email archiving. Easy to install, reliable and low-maintenance. Businesses can benefit from all advantages of modern, secure email archiving with MailStore Server. The software creates 1:1 copies of all emails in a central email archive to ensure the security and availability of large amounts of data over a period of years. Users can still access their email using Microsoft Outlook, MailStore Web Access, or mobile devices such as tablets or smartphones, and search through them at breathtaking speed. Advantages for your company. Assistance with regulatory compliance. Help with fulfilling GDPR obligation. Fast full-text searching for emails and attachments. Protection against data loss. Reduce the workload of email servers. Save up to 70% storage space. Simplify backup and restore. Independence of cumbersome PST file. Eliminate mailbox quotas.Starting Price: $259 for 5 users -
36
Libraesva Email Archiver
Libraesva
Libraesva Email Archiver is a secure email retention and e-discovery solution designed to capture, preserve, and provide instant access to an organization’s complete email history in real time. It stores every message in digitally signed, tamper-proof archives, ensuring emails remain unaltered and legally defensible while maintaining high availability and performance. Through advanced full-text search capabilities, users can quickly locate emails, attachments, headers, and metadata across millions of records in seconds, enabling rapid recovery of lost or deleted communications. Custom retention policies, legal hold features, and comprehensive audit trails help organizations stay compliant with regulations such as GDPR, HIPAA, CCPA, and SOX while reducing legal and operational risk. It integrates seamlessly with Microsoft 365, Exchange, Google Workspace, and other mail environments, and provides access through Outlook, web, or mobile interfaces.Starting Price: Free -
37
SharedInbox
SharedInbox
Manage customer support and communication directly from Slack. Collaborate effectively on shared emails like support@your.domain without sharing passwords among team members. SharedInbox connects to any email you currently use. You can also get an @in.sharedinbox.co email you can setup forwarding to. Just hit the command SharedInbox /compose and send emails to anyone. On any email thread, Just hit Reply Mail. Each incoming or outgoing email creates a new Slack Message Thread, easily tag teammates and discuss. Every account comes with a support site your users can send and manage their support requests from. No new installation or application required. Use a tool your team is already familiar with Slack. Know when your email is delivered and when it is opened. See files and pictures attached to your emails directly in Slack. Create a custom signature to attach to your emails. Set a custom message that is automatically sent once you get an email.Starting Price: $5 per month -
38
ZERO
ZERO
With predictive DMS filing, ZERO for Desktop easily fits into a knowledge worker’s daily workflow. Stay secure and remain compliant by keeping all data in the network and avoiding cloud vulnerabilities. Time saved by automating administrative tasks can be used on higher-value work and allow for a better work-life balance. Reduce the amount of non-billable time spent on administrative tasks. Reduce non-billable time spent on admin tasks, recovering an average of $15k of lost revenue per timekeeper year. ZERO identifies and accurately predicts where to file emails within your DMS. File one at a time or in batches. Flag an email thread to automatically file all future-related emails. Automatically marks that an email has already been filed to the DMS with a flag to avoid duplicate copies. Classify emails by client/matter and prioritize that email content by sorting it to the top of your inbox. -
39
NoticeFlow
NoticeFlow
NoticeFlow sends personalized bulk email campaigns with per-recipient PDF attachments from your own Gmail or Microsoft mailbox. Built for professionals who send batches of personalized client letters on a schedule — accountants, brokers, bookkeepers, consulting engineers, property managers, and small law firms. Workflow: 1. Upload a CSV of recipients (any columns you have — name, entity, amount, dates, etc.) 2. Write your email once with {{firstname}} style variables 3. Optionally upload a Word template — NoticeFlow renders it as a personalized PDF for each recipient 4. Send from your own mailbox Because emails send through your own Gmail or Microsoft OAuth connection, they land in your real Sent folder and replies come straight back to you — exactly as if you'd written each one manually. No trust regression.Starting Price: $15/month -
40
Sivox
Sivox
Sivox is a powerful tool that automatically syncs your Gmail and Zoho Mail emails and attachments directly into your preferred SQL databases (MySQL, SQL Server). Ideal for businesses and professionals who want to automate email archiving, integrate emails with CRM systems, or maintain organized email records for better productivity and data management. -
41
Yet Another Mail Merge (YAMM)
Awesome Gapps
Send mass emails with Gmail. Reach the primary inbox, not promotion tab or spam. Track results in real-time directly from Google Sheets. Don’t waste time sending individual email messages. Create and send mail merge campaigns directly from Gmail with Yet Another Mail Merge (YAMM). Create your Google Sheets with your mailing list. You can even automatically import contacts from Google Contacts. Choose an email template, create a draft, write your content and subject line, add personalization, and save it. Return to Google Sheets, open Yet Another Mail Merge, and send. You'll be able to track email open rates, clicks, replies, and bounces to know what to send next. Easily send personalized email campaigns from Gmail. Create a message in Gmail (you can use saved Gmail templates). Send and track it from a Google Sheet. Personalize subject lines, email body, links, images and attachments to make your emails as convincing as possible.Starting Price: $20 per year -
42
MacSonik MBOX Converter Tool
MacSonik Software
MacSonik MBOX Converter Tool is the most premium solution that converts MBOX files into PST, PDF, EML, MSG, TXT, HTML, DOC, etc. on Mac OS. It can also directly import MBOX files to Gmail, Yahoo, Yandex Mail, Office 365, Thunderbird, Opera Mail, and many more. The software can easily perform bulk conversion and migration of MBOX files with or without email attachments. Users can convert only selected emails sent or received between the dates by using the Date Range Filter. It is a risk-free solution that purely maintains the original folder hierarchy throughout the conversion process. This is the most advanced software that delivers 100% accurate results without any risk of data alteration. MacSonik MBOX Converter Tool has a smart feature to preview MBOX files before the conversion process. The software is widely supported by all the updated versions of Mac OS. In the trial version of the MBOX converter tool users can convert and migrate 50 emails per folder without any restrictions.Starting Price: $39 -
43
GBlast
Snov.io
Mass email merge extension for personalized Gmail campaigns. GBlast is a free unlimited Chrome extension that lets anyone send professional email campaigns from Gmail. Send mass emails individually including personalization variables for each recipient. GBlast builds right into your Gmail account, no tab switching or additional settings. Set your own limits, add Cc/Bcc recipients and control your sending to preserve account reputation. Transform your Gmail into a powerful sales tool. GBlast doesn’t require registration or complicated set-up. Simply install the extension, open your Gmail, and start sending personalized mail merge campaigns in under a minute. Make bulk emails look personally crafted. Add 2, 200 or 2,000 recipients - the size of your campaign is up to you. You’re only limited in Google’s own per-day limit. -
44
MailShelf Pro
zebNet
zebNet MailShelf Pro is a professional email archiving solution that covers all important aspects of a secure and compliant long-term archiving of your emails and which also offers you many additional features. Secure and compliant software solution for long-term email archiving. Creates tamper-proof 1:1 copies in a central archive. Archives any amount of data and any number of emails. Protects effectively against data loss and relieves your infrastructure. Provides extensive search functions for fast results. Completely client-capable with extensive user management features. Can automatically archive emails on a schedule. Provides extensive capabilities to export emails. Supports all common protocols, clients and file formats. Fulfils all company-relevant requirements. Includes a variety of added features for security and spam protection. For secure and compliant email archiving, MailShelf Pro leverages the latest technologies to create a 1:1 copies of your emails.Starting Price: $39.99 one-time payment -
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Email Worker
EmailWorker.Net
Email Worker is a bulk email verify software. It can check if an email address exists without sending an email. If you sending bulk invalid email address, your email account will be disable, so this email checker is useful for you. Now this verify software is being used by tens of thousands of the internet vendors. Email Worker will automatic identification email address from the files that you specified, and will automatically remove duplicate email addresses. You can select multiple files one time. Email Worker support export email list to multiple files, you can specified the number of emails per file. Email Worker is a multiple threads software. It will accelerate the validation speed using multiple threads. If your network speed is fast, you can set more threads.Starting Price: $27 one-time payment -
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Reddit Scraper
DDTECH SOLUTIONS
Reddit Comment Scraper is a fast, reliable Chrome extension that converts Reddit threads into clean, structured datasets with a single click. Designed for researchers, marketers, and data teams, it instantly exports comments—including authors, timestamps, upvotes, and nested replies—to CSV or JSON. The extension processes everything locally, ensuring complete privacy with no data ever leaving your device. Its intuitive interface makes it easy to capture insights from any thread, no matter how large or complex. With support for deep hierarchies and metadata, your exported files are ready for analysis without cleanup. For anyone working with Reddit data, Reddit Scraper is the simplest way to turn raw discussions into usable insights. -
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Deck
Deck
Deck is an AI teammate that lives in the inbox and works through ordinary email, without requiring users to change clients or give it access to every message. Give the assistant a name and its own agent address, then forward a thread, copy it on a conversation, or email it a task. Deck follows discussions, summarizes long exchanges, analyzes attachments, answers questions in the same thread, files documents into the right project, and remembers decisions, people, priorities, and working preferences for future requests. It can monitor ongoing conversations and proactively flag changes, delays, unanswered messages, or details that deserve attention. Users can hand off one-time assignments or create scheduled routines such as morning briefs, weekly digests, recurring research, CRM snapshots, and overnight monitoring, with results delivered back by email.Starting Price: $29.99 per month -
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theGist
theGist
theGist lets you Cut through your work noise with personalized summaries for Gmail and Slack. Summarize Slack channel and threads, on-demand or in a Daily Digest. Clear your inbox in seconds with an actionable categorized summary of your Gmail, directly from Slack. We don't change anything in your Gmail unless you actively do it yourself. Our AI quickly goes over your unread emails and clusters them out according to some easy-to-understand categories such as Promotional, Apps, Newsletters, and more. The Priority category is where your important emails will be. Each one is summarized for you, allowing you to quickly reply, ‘archive’ and more actions on each. In the other categories, you will get a summary of the category or subcategory of emails (e.g under Social you will see all the emails you got from Twitter, Facebook, etc.. that are clustered together and summarized) with batch actions like ‘mark as read’ to help you clear out non-important emails fast.Starting Price: $4.99 per user per month -
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Comma Compliance
Comma Compliance
Comma Compliance is a modern compliance management platform built specifically for capturing and monitoring business communications across today’s messaging channels. It enables organizations to archive communications from platforms like iMessage, WhatsApp, LinkedIn, Gmail, and Bloomberg while maintaining SEC and FINRA compliance. Unlike traditional tools, it uses AI to distinguish between personal and business conversations, ensuring privacy is preserved. The platform also provides real-time monitoring and flags risky or non-compliant language as messages are sent. With seamless integration and no disruption to user habits, Comma Compliance helps firms stay audit-ready and reduce regulatory risk.Starting Price: $33/month -
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ForthWrite
ForthWrite
ForthWrite is an AI email writer that drafts replies in your voice, right inside Gmail and Outlook. Open any thread, and your reply is already sitting there, sounding more like you with every email you send. Instead of producing a generic “professional tone” reply, ForthWrite learns from your real sent emails, capturing tone, sentence rhythm, sign-offs, terminology, and the edits you make over time. Click Generate Draft, get a polished reply in your voice, edit if needed, and send; every accepted draft and sent reply becomes part of a private writing profile unique to you. ForthWrite is built for people who care how their email reads, especially when messages need to feel personal, precise, and not templated. It works inside Gmail and Outlook Web, supports both work and personal inboxes, and lets users keep drafting without switching tabs or copying prompts into a separate AI tool.
