Frostmailer
Cold email inboxes with an API, MCP and managed rotation
Lead generation & sales outreachMomentum
Rising startups →- Launches
- Growth
- Product
- Hiring & team
- Money
- News & stories
- Launches Frostmailer launched on Product Hunt
How it compares
Lead generation & sales outreach market map →Among 1,416 Lead generation & sales outreach products tracked by Astracia.
- Top 1% of Lead generation & sales outreach products by momentum Momentum score: #9 of 1,416
- Top 5% of Lead generation & sales outreach products by launches Launches tracked: #31 of 1,416
Similar products
Astracia Signal Score
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Open source Open source alternatives to Frostmailer →
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About the startup
Cold email infrastructure for agencies, B2B teams and developers. Azure tenants at €30 a month with acom domain and up to 100 inboxes included, plus Google Workspace from €2.50 an inbox. DNS and warm-up done, delivered in 10 to 24 hours. Order and manage everything through our REST API or MCP server, straight from Claude Code or Cursor. Managed Rotation swaps in fresh infrastructure every 6 weeks so your sending never decays. Or let Build and Release set it all up for you.
Alternatives to Frostmailer
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Explore expertise in Sales & Customer Support
See all →Profiles grouped by topic. This does not confirm an offer, availability or a connection to this profile.
| Profile |
|---|
AnnedevjCofounder cto of a CRM for philanthropy ✨🍀 |
BradCofounder @RiggingDojo |
Rachael Pilcher | B2B SaaS CopywriterI help SaaS companies drive more signups and sales with conversion-focused copy for every stage of the customer lifecycle. |
Media about Sales & Customer Support
See all →Shows and channels grouped by topic. A recommendation does not mean this profile was featured or endorsed.
| Show |
|---|
SolopreneurYouTube · 26K subscribers |
How I Raised It - The podcast where we interview startup founders who raised capital.Podcast · Foundersuite.com - software for raising capital |
The Remarkable SaaS PodcastPodcast · Ton Dobbe |
Founder stories from Sales & Customer Support startups
See all →Retold founder accounts from startups in the same category, each linked to the original.
| Story |
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Apollo.io: The Edtech Founder Whose Homemade Sales Tool Became a $1.6 Billion CompanyApollo.io began as a fix for Tim Zheng's first startup, the math and science practice site BrainGenie, which stalled at about 5,000 users until his team built its own prospecting database and email tool and grew to 150,0 |
Attio: The VC Associate Who Became "a Developer by Night" to Fix the CRMAttio grew out of Nicolas Sharp's frustration with CRM software while he was an associate at London venture firm Passion Capital. He started Fundstack, a CRM for investors, in April 2017, and recruited Alexander Christie |
Pylon: Three Engineers Who Turned Slack Support Chaos Into a B2B Support PlatformPylon was founded in November 2022 by Marty Kausas, Advith Chelikani and Robert Eng, software engineers who had seen at their previous jobs that business customers were moving support conversations from email to shared S |
Sierra: The Lunch Where Bret Taylor and Clay Bavor Decided to Build AI Agents for Customer ServiceSierra was born at a long lunch in Palo Alto in early 2023, shortly after Bret Taylor left his post as co-CEO of Salesforce and met his old Google colleague Clay Bavor. The two decided to start a company before they knew |
Browse Sales & Customer Support categories
See all →Subcategories in the same part of the directory, with the number of listed products.
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Proposals & CPQ80 listed products |

