🔒 Letter Lock

Play Letter Lock online

Unlock a six-letter word before the last attempt. No download or login is required to begin. Your personal best score is saved in this browser; if you sign in, eligible scores can also appear on the global leaderboard.

Controls and winning strategy

Type a word and submit it. Green is correct; yellow is present elsewhere; gray means absent. Start with a practice run, figure out the timing, and improve your route or decisions on the next attempt.

Want another challenge?

Try a new type of quick-play game from the ArcadeHarbor library. You can switch games without losing the personal best you already earned here.