Free
About
CodeLock — crack the code using logic.
A focused puzzle where you deduce a 4-digit code from precise hints. Play quick rounds, sharpen your reasoning, and enjoy every “unlock” moment.
How it works:
- Each round gives a 4-digit code and a set of hints (digit positions, sums, comparisons, etc.).
- Make a guess and get instant feedback.
- Earn points for correct answers and move on.
Modes:
- Classic. Unhurried, pure logic.
- Timed. Same rules with a countdown — perform under pressure.
Perfect for:
- Fans of Sudoku and logic puzzles.
- Short sessions and a daily brain warm-up.
Set a goal for today, pick a mode, and see how many codes you can crack!
Show more
+1
What's New in CоdeLock
1.2
August 5, 2026
Added the locks map and iPad support. You can now find locks on the map, open nearby challenges, and play quick rounds directly from the new map mode. The map adds more variety and makes code cracking feel more interactive. CodeLock is now also optimized for iPad, making gameplay, profile setup, and progress tracking more comfortable on a larger screen.
More