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Kode is a daily 4-digit logic puzzle. Inspired by Wordle and Mastermind. Originally built in Flutter, but rebuilt in Preact to make it faster and lighter on the web. No logins, no ads — just one clean challenge a day.

Kode.Crack the 4-digit lock. One new puzzle every day.
Slah Layounileft a comment
Hey PH 👋 I'm the maker of Kode — a daily 4-digit logic puzzle inspired by Wordle and Mastermind. I originally built it in Flutter to target mobile + web, but the web version was too heavy and slow. So I rebuilt it in Preact + Firebase with a mobile-first approach and way faster load times. The goal was to keep it simple: 🧩 1 puzzle per day 🔒 No accounts 🧠 Pure logic, no guessing Would love to...

Kode.Crack the 4-digit lock. One new puzzle every day.
