Color Code Hacker

formerly Mastermind

Challenge your mind with this classic code-breaking puzzle reimagined for modern devices. Test your logic and strategic thinking with elegant, intuitive gameplay.

App Store Free with ads, on iPhone and iPad
A real round from the app
  1. Guess 1

    One in place, two right colors elsewhere

  2. Guess 2

    Four right colors, none in place

  3. Guess 3

    Still four right colors, none in place

  4. Cracked in 4

    All four in place: the code is cracked

Reading the pegs

  • Right color, right place
  • Right color, wrong place

How to Play

In Color Code Hacker, your goal is to deduce the hidden pattern of colored circles. After each guess, you'll receive feedback on how many circles are the correct color in the correct position, and how many are the correct color but in the wrong position. Use this information to refine your strategy and crack the code in as few attempts as possible!

Color Code Hacker explaining a guess: 1 peg with correct position and color, 2 pegs with correct color only

Test Your Logic and Strategic Thinking

Color Code Hacker (formerly Mastermind) is an engaging puzzle game that challenges your cognitive skills. Decode secret patterns using logic, deduction, and strategic thinking. Each level tests your problem-solving abilities in a fun, intuitive interface designed for players of all ages.

The Color Code Hacker board mid-round: two guesses with their feedback dots, a third guess placed, and the color picker below
The You Won message after cracking the code in four guesses

Price, devices and privacy

Freewith ads, no purchases

iPhone and iPadRequires iOS 16 or later

Plays offlineNo WiFi needed

3 games to startThen one free game a day. Watch a short ad to unlock unlimited games for the rest of that day.

19 languagesEnglish and 18 more

What Apple's privacy label says

The App Store privacy label for Color Code Hacker says location, identifiers and usage data may be collected and used to track you across other companies' apps and websites.

Read the full label on the App Store

Your turn.

Free with ads on the App Store, for iPhone and iPad.

App Store