Free Play gives you two assists per puzzle. Choose how much help you want.
HOW TO PLAY BIT-LE 🔐
Discover the secret 6-cut key bitting.
1. Enter a 6-digit bitting, then press CUT KEY.
2. Use the feedback from each attempt to narrow down the correct bitting.
🟨
BRASS ✓ Correct depth in the correct chamber.
⬜
NICKEL ↔ That depth is in the key, but in a different chamber.
⬛
GREY × That depth is not in the key.
You have 6 attempts to crack it.
MACS RULES APPLY Your bitting must be physically valid. If adjacent cuts exceed MACS, Bit-le shows the violation. An invalid bitting does not use an attempt.
🔥 DAILY Everyone gets the same bitting. Fewer attempts and less time improve your leaderboard result.
🎮 FREE PLAY Unlimited puzzles for practice.
⏱ The timer starts when you enter your first cut, so take your time reading this.
BIT-LE
THE BITTING LOGIC PUZZLE
DAILY SC4 CHALLENGE
SCHLAGE SC4 • MACS 7
6 attempts⏱ 0s
Enter a six-depth bitting. Invalid MACS combinations don't cost an attempt.