Cipher Attack

Six ways to play.
One goal: crack the code.
From a quick daily challenge to live 1v1 duels — there's a mode for every agent.

Daily Operation
A new code every day, the same for every player worldwide. Compete on the global leaderboard and compare your performance. 1 challenge / day

Against the Clock
120 seconds on the clock. Crack as many codes as possible before time runs out — every second counts in the global rankings.

Infinite Loop
No time limit. Keep cracking codes and build your longest streak ever. How far can you go?

1v1 Duel
Generate a challenge code and send it to a friend. Both crack the same code , whoever uses fewer attempts and time wins.

Async friend duel
Online Match
Get matched against a random opponent in real time. No friends needed — just your wits. A bot steps in if no one is available.

Live ranked match and much more.
How to Play

Simple rules.

1. The Secret Code
A random 4-digit code is generated. No repeating digits. The first digit is never 0.

2. Make a Guess
Enter your 4-digit guess. You have 10 attempts to crack the code.

3. Read the Feedback
+ = correct digit in the right position. − = correct digit, wrong position.

4. Use Power-ups
You can reveals a hidden digit. Or hit to button to grant 1 extra attempt. Both require watching a short ad.