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KnockB

Personal outreach to local businesses, sent on your YES

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KnockB's AI agents find local businesses that fit what you sell, read each one's website, and write a personal first email and follow-up. You approve every email. They go out from your own Google mailbox, and replies turn into booked meetings.

PH · launched Nov 13, 2026 · 2 upvotes (top 19%) · 0 views

Niche: ai sales outreach and prospecting agents · 180 launches, 15 in the last 7 days ▲ +25% · Explore this niche →

Category and tags
  • Sales
  • Workflow automation
  • B2B
  • Commercial product
  • Sales
  • Email Marketing
  • Artificial Intelligence

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More like this: all 180 launches in ai sales outreach and prospecting agents →

Could you build this?

Yes The workflow of finding businesses, scraping their sites, drafting emails with an LLM, requiring approval, and sending through Gmail is a standard integration stack. A solo builder can vibe-code it with business-listing APIs, the Gmail API, and an LLM.

Competitors

Other products that read as similar to this one : 657 launches clear the similarity bar, closest 8 shown.

Attention rank: #136 of 658 (itself plus its competitors, highest first, normalized so YC and Product Hunt are compared fairly).

Launched 368 days after the earliest competitor.

  • Knocket AI · ph · 2026-10-30 · 343 upvotes · similarity 0.51
  • Knockin' · ph · 2026-09-08 · 165 upvotes · similarity 0.51
  • Reachy · ph · 2026-11-10 · 3 upvotes · similarity 0.50
  • Postbly · ph · 2026-11-06 · 3 upvotes · similarity 0.50
  • DataBuks · ph · 2026-09-30 · 2 upvotes · similarity 0.49
  • Knocket · ph · 2026-10-12 · 188 upvotes · similarity 0.49
  • Signalroom · ph · 2026-10-28 · 2 upvotes · similarity 0.46
  • MySA Business · ph · 2026-11-04 · 1 upvotes · similarity 0.45

Related data

The niche, labels, vibe code rating and competitor comparison on this page are analysis by Nicheloom. If you use them, please credit nicheloom.com. How you may use our data.