Mikołaj Salecki

Mikołaj Salecki

Digital Marketing Expert (15+ yrs)

About

15+ years in digital: media, performance, and growth, on both the agency and the client side. Now I vibecode my own products into production: consumer apps, analytics tools, and media projects, each one designed, built, and launched by a single person, start to finish. Business acumen over tech for its own sake: pricing, positioning, and unit economics decide what gets built. Based in Poland.

Badges

Tastemaker
Tastemaker
Gone streaking
Gone streaking
Gone streaking 5
Gone streaking 5

Maker History

  • Kehai
    KehaiCookieless web analytics with a forecast that grades itself
    Oct 2026
  • Tymbre
    TymbreThe AI coach that hears how you speak and sees how you stand
    Sep 2026
  • 🎉
    Joined Product HuntAugust 23rd, 2026

Forums

What would you check before trusting a forecast in your analytics?

I'm launching Kehai here on Saturday, October 10. It's cookieless web analytics, and the part I most want opinions on is the forecast.

It forecasts one outcome: a goal's completions or its net revenue. Before it answers, it tests itself on your own history against the simplest baseline there is, repeating last week, and shows its skill and how often its 80% band actually held next to the number. With too little history it refuses and says what's missing.

My question to people who read dashboards for a living: what would you need to see before you'd act on a forecast like that? And is there a number in your current tool you've stopped trusting?

The demo is open without an account if you'd rather look first: https://kehai.io/sign-in?demo=1

Kehai - Cookieless web analytics with a forecast that grades itself

Kehai is cookieless web analytics hosted in the EU. Reports are counted from recorded events without sampling, and imported or modeled numbers keep their own labels. The forecast tests itself on your history and shows its error next to the answer. Pacing tells you mid-month whether a target is still in reach. Sales and refunds come from the shop itself, AI referrals and bots get their own reports, and a read-only MCP server lets your assistant ask.

Tymbre - The AI coach that hears how you speak and sees how you stand

You can't hear yourself the way a room does. Tymbre can. Record a pitch, a talk, or an interview answer on your iPhone. You get a CLEAR score across five dimensions of presence (Cadence, Lift, Expression, Authority, Resonance), physical coaching cues tied to exact moments in your take, and a timestamped transcript. Three modes: Audio for voice, Frame for eye contact, Stage for full-body delivery. Upload a deck and Tymbre checks slide coverage. Recordings stay in the EU and are never sold.
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