I built a tool to stop cold email spam (Unspam.io)
Hi HN! I'm Louw, founder of the enterprise insurtech scale-up Root[0]. Over the last 8 years, my inbox has been flooded with unsolicited emails, especially since early 2023. Recruitment services, outsourced software development agencies, and a crazy amount of lead generation services (thanks, Apollo!) drowned my inbox. To solve this, I created Unspam. Initially, it was a simple tool for myself and fellow founders to reduce noise. And it worked — about 10% of my emails were swiftly and accurately categorized as unsolicited messages. Given its success, I've decided to package and share Unspam…
I built a tool to stop cold email spam (Unspam.io) launched on May 18, 2024 with 9 votes, #1,332 of 4,539 launches that month and more than 75% of that year's launches.
What it does
In the maker’s words, at launch
Hi HN! I'm Louw, founder of the enterprise insurtech scale-up Root[0]. Over the last 8 years, my inbox has been flooded with unsolicited emails, especially since early 2023. Recruitment services, outsourced software development agencies, and a crazy amount of lead generation services (thanks, Apollo!) drowned my…
Does a similar job
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Hello InboxAug 2026 · helloinbox.email · ▲283Hey HN, I built an email deliverability SaaS with a RAG system. It's trained on all my knowledge and hundreds of real deliverability use cases from 4+ years experience as an Email Deliverability Specialist on Upwork. It solves a frustration problem a lot of businesses are experiencing. I'm looking for feedback so let me know in the comments.
You've Got Spam2020 · youvegotspam.mschfmag.com · ▲305A new tool that lets you spam back the spammer
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Source: Show HN post ↗ · launch text quoted in part
