+
+

Related Products

  • SalesTarget.ai
    29 Ratings
    Visit Website
  • EasyDMARC
    229 Ratings
    Visit Website
  • PowerDMARC
    257 Ratings
    Visit Website
  • Proton Mail
    108,630 Ratings
    Visit Website
  • DNSimple
    73 Ratings
    Visit Website
  • ToogleBox
    84 Ratings
    Visit Website
  • InMotion Hosting
    2,918 Ratings
    Visit Website
  • InboxAlly
    124 Ratings
    Visit Website
  • Greatmail
    9 Ratings
    Visit Website
  • CEX.IO
    29 Ratings
    Visit Website

About

​ColdSire is a cold email infrastructure platform that simplifies the setup and management of domains and email accounts for outreach campaigns. It offers at-cost pricing for over 150 domain TLDs and email providers like Google Workspace and Microsoft 365. It automates the configuration of essential email authentication protocols, including DKIM, DMARC, and SPF, to enhance deliverability. ColdSire provides centralized inbox management and integrates seamlessly with tools like Instantly and SmartLead. Users can plan their infrastructure, costs, and ROI using the platform's cold email calculator, which factors in variables such as email list size, sequence length, campaign duration, and customer lifetime value. Advanced settings allow customization of parameters like the number of email accounts per domain, daily sending limits, and expected conversion rates.

About

GrowZen is an all-in-one cold email OS for growth marketers, combining lead intelligence, multi-Gmail and SMTP sending, campaign management, warmup, verification, mail tracking, and real-time analytics in one platform. It is powered by Zen, a business-aware assistant that understands the user’s business and supports outreach workflows across scraping, verification, campaign execution, inbox management, copy creation, market research, and optimization. GrowZen includes native lead intelligence, multi-source scraping from maps, search, and websites, a 3-layer email verification system covering syntax, MX, and DMARC, and multi-account sending with inbox rotation, smart follow-ups, warmup health monitoring, and safe outreach limits. Its desktop infrastructure is session-stable and built as a native app rather than only a browser extension, with encrypted credential storage, local data encryption, multi-profile isolation, and automation running on the user’s machine.

Platforms Supported

Windows
Mac
Linux
Cloud
On-Premises
iPhone
iPad
Android
Chromebook

Platforms Supported

Windows
Mac
Linux
Cloud
On-Premises
iPhone
iPad
Android
Chromebook

Audience

Professionals searching for a tool to enhance their email outreach by automating personalized communications at scale

Audience

Growth marketers, outbound sales teams, and agencies that need one system to scrape leads, verify emails, run cold-email campaigns, warm up inboxes, and optimize outreach performance

Support

Phone Support
24/7 Live Support
Online

Support

Phone Support
24/7 Live Support
Online

API

Offers API

API

Offers API

Screenshots and Videos

Screenshots and Videos

Pricing

$6 per month
Free Version
Free Trial

Pricing

$8.99 per month
Free Version
Free Trial

Reviews/Ratings

Overall 0.0 / 5
ease 0.0 / 5
features 0.0 / 5
design 0.0 / 5
support 0.0 / 5

This software hasn't been reviewed yet. Be the first to provide a review:

Review this Software

Reviews/Ratings

Overall 0.0 / 5
ease 0.0 / 5
features 0.0 / 5
design 0.0 / 5
support 0.0 / 5

This software hasn't been reviewed yet. Be the first to provide a review:

Review this Software

Training

Documentation
Webinars
Live Online
In Person

Training

Documentation
Webinars
Live Online
In Person

Company Information

ColdSire
Founded: 2024
United States
www.coldsire.com

Company Information

GrowZen
Pakistan
www.growzen.app/

Alternatives

Alternatives

EmaReach

EmaReach

EmaReach AI

Categories

Categories

Integrations

Gmail
Google Workspace
Instantly
Microsoft 365
Smartlead.ai

Integrations

Gmail
Google Workspace
Instantly
Microsoft 365
Smartlead.ai
Claim ColdSire and update features and information
Claim ColdSire and update features and information
Claim GrowZen and update features and information
Claim GrowZen and update features and information