ColdSire
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.
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SalesTarget.ai
SalesTarget.ai — AI-Powered Sales Intelligence Operating System
Find & Enrich with 840M+ profiles. Validate contacts. Reach buyers on Email and LinkedIn. Close with a CRM — Power Dialer included.
SalesTarget.ai is a Sales OS for outbound-driven B2B companies and revenue teams — centralizing every stage of the sales workflow and eliminating disconnected tools.
Powered by 840M+ profiles, 150M+ companies, 4,000+ data signals & 50+ premium providers — with real-time intent signals that surface in-market buyers first.
Cold Email Outreach — smart sending, warm-up & spintax
Power Dialer — auto-sequential dialing from the CRM
LinkedIn Automation — InMail, connections & sequences
Email Validation — reduce bounces & protect reputation
Integrated CRM — pipeline, deals & collaboration
AI Co-pilot — launch campaigns via chat
One platform. Infinite scale.
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Getlead
Getlead is an all-in-one B2B lead generation and cold email platform. It replaces separate subscriptions for a lead database, email finder, verifier and sender with one lifetime license. Users scrape fresh leads from 10+ sources (Google Maps, LinkedIn, Instagram, TikTok and more) or search a 420M+ verified B2B contact database with AI-powered ICP filtering by industry, title, size and location. Every email passes live SMTP verification, checking mailbox existence and flagging catch-all domains, keeping bounce rates near 0.51 percent. Built-in cold email sending includes personalization, follow-up sequences, timezone scheduling, inbox rotation and automated warm-up to protect domain reputation, plus SPF, DKIM and DMARC guidance. A lightweight CRM manages replies and pipeline. Free tools include an email finder, verifier, extractor, deliverability test and spam checker. Pricing starts at $9.90 as a one-time payment, no monthly fees or per-seat pricing.
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Maildoso
Maildoso provides outbound mailboxes built for cold email, combining SMTP and Google Workspace infrastructure, fast setup, strong deliverability, and automated technical configuration. It helps teams diversify their sending strategy with reputable mailboxes built specifically for cold outreach, so campaigns are not dependent on one sender type, domain, or provider. Users can register domains directly in the dashboard or connect their own, enter mailbox names, and have SPF, DKIM, and DMARC auto-configured so mailboxes are ready to export and use with outreach platforms in minutes. Maildoso supports SMTP mailboxes, Google Workspace mailboxes, and combined setups, giving teams flexibility based on their sending strategy and target audience. It connects with popular sequencers and outreach tools such as Instantly, Smartlead, Saleshandy, and others, making it easier to move newly created mailboxes into active campaigns.
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