Compare the Top Cold Email Software that integrates with GTM OS as of July 2026

This a list of Cold Email software that integrates with GTM OS. Use the filters on the left to add additional filters for products that have integrations with GTM OS. View the products that work with GTM OS in the table below.

What is Cold Email Software for GTM OS?

Cold email software is a digital platform that allows businesses to reach out to potential customers by sending automated marketing messages through email. It is typically used for customer acquisition, lead generation, and sales prospecting. Cold email software offers features such as customizable templates and personalized messages, analytics to track performance of campaigns, time-saving automation through sequence scheduling, and integration with existing CRM systems. Compare and read user reviews of the best Cold Email software for GTM OS currently available using the table below. This list is updated regularly.

  • 1
    HubSpot CRM
    HubSpot brings your marketing, sales, and service teams together on the same AI-powered customer platform. HubSpot's Customer Platform is not just a tool; it's the heartbeat of your business. Designed with passion and precision, our CRM stands out as the ultimate solution for empowering your team to build deeper customer relationships. It transforms the way you engage with your clients by offering a seamlessly integrated, all-in-one platform for sales, marketing, and customer service. With HubSpot's CRM, you gain unparalleled insights into your customer interactions, all organized in an intuitive, easy-to-navigate dashboard that promises to skyrocket your team's efficiency. Our platform is engineered to grow with you, offering scalable solutions that adapt to your evolving business needs. What's more, HubSpot's Customer Platform includes a robust free version, packed with essential features, making it the perfect choice for ambitious businesses of all sizes.
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    Starting Price: Free
  • 2
    Outreach

    Outreach

    Outreach

    The Outreach Sales Execution Platform helps sales teams efficiently create pipeline and predictably close more deals. Outreach is the only complete platform that empowers the entire sales organization — from sellers to front-line managers, sales leadership, and ops — to create and close more pipeline. If you're looking to win more deals by personalizing, prioritizing, and analyzing sales activities, turn to Outreach. Outreach is the #1 sales engagement platform dedicated to make every sales team more effective at selling. From creating pipeline to optimizing sales workflows, Outreach helps to ensure that you achieve your sales goals. Top tools include sales sequences and dialer, sales email and tracking, outreach everywhere, sales intelligence, email and content templates, analytics and reporting, and coaching analytics.
  • 3
    Salesloft

    Salesloft

    Salesloft

    Salesloft’s Revenue Orchestration Platform uses AI-powered tools to optimize and automate the sales process, allowing sales teams to prioritize and act on buyer signals in real time. With key capabilities like Cadence, Rhythm, Conversations, and Deals, Salesloft helps businesses build and nurture sales pipelines, manage opportunities, and close deals faster. The platform also provides robust analytics, sales forecasting, and actionable insights to ensure that sales teams always take the right steps at the right time. Salesloft integrates seamlessly with existing sales tech stacks, offering tools to streamline workflows and drive predictable revenue growth.
  • 4
    Hunter

    Hunter

    Hunter.io

    Hunter lets you find professional email addresses in seconds and connect with the people that matter for your business. The Domain Search provides a list of the people working in a company with their name and email address, all found on the web. With 100+ million email addresses indexed, effective search filters and deliverability checks, it's Hunter's most powerful email-finding tool. Type a name and get the proven or most likely email address of this person. Find verified email addresses or get a confidence score in percentage. Save any email to your leads and export them or directly import them into your favorite CRM. Every email address has public sources you can check along with the last discovery dates. Find the email addresses of the professionals you want to contact one by one or in bulk. The Email Finder uses a large number of signals to find the proven or most probable email address of anyone in a fraction of a second.
    Starting Price: $49 per month
  • 5
    Smartlead.ai

    Smartlead.ai

    Smartlead.ai

    Smartlead is an AI-native outbound sales platform trusted by over 100,000 businesses, from boutique agencies to Fortune 500 companies. It combines cold email automation, AI sales agents, verified lead sourcing, a built-in CRM, an AI power dialer, and a personal AI assistant into one unified outbound operating system. Unlimited mailboxes and contact storage are included with no per-inbox charges. SmartInfra provides dedicated servers and private IPs, while Ultra Premium Warmup Pools and SmartDelivery handle reputation building and pre-send inbox placement testing automatically. SmartAssistant manages the entire platform through plain language prompts. SmartAgents run full-cycle outbound autonomously around the clock. SmartProspect gives access to 300M+ triple-verified B2B contacts with free unlimited lead storage.
    Starting Price: $32.50 per month
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