CodeAB – Logic Number Puzzle

CodeAB – Logic Number Puzzle

Crack the code, sharpen mind

3 ratings
1 review
Free
In-App Purchases

Details

  • Released
  • Updated
  • April 29, 2022
  • September 25, 2025

Features

CodeAB – Logic Number Puzzle screenshot #1 for iPhone
CodeAB – Logic Number Puzzle screenshot #2 for iPhone
CodeAB – Logic Number Puzzle screenshot #3 for iPhone
CodeAB – Logic Number Puzzle screenshot #4 for iPhone
CodeAB – Logic Number Puzzle screenshot #5 for iPhone
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About

Test your logic and deduction skills in this addictive number puzzle game. Figure out the secret 4-digit code using hints after each guess. It's a fresh take on a classic puzzle, perfect for quick brain training.

Deduction and logic gameplay
Secret 4-digit code challenge
Clues after every guess
No leading zeros or repeating digits
Quick brain training rounds
Classic Bulls & Cows style
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What's New in CodeAB

2.0.1

September 25, 2025

- Solve the In-App Purchase issue.

1

In-App Purchases

$2.99

CodeAB

Unlock CodeAB and enjoy uninterrupted game!

User reviews

Cool game

I don’t know they have this app! It helps me relax. I love it!

Developer apps

FAQ

What is CodeAB?

CodeAB is a logic number puzzle game where players try to guess a secret 4-digit code. It's a fresh take on the classic Bulls & Cows game, designed to test deduction skills.

How do I play CodeAB?

You make guesses for a 4-digit code. After each guess, you receive hints: green for a correct digit in the correct place, and orange for a correct digit in the wrong place. Continue guessing until you crack the code.

Can I play CodeAB offline?

The provided data does not specify if CodeAB supports offline play. However, its quick rounds suggest it could be suitable for on-the-go gaming.

What are the rules for the secret code in CodeAB?

The secret code in CodeAB has no leading zeros and no repeating digits. This ensures a consistent and challenging puzzle experience for all players.

How much does CodeAB cost?

CodeAB is free to play, offering up to 10 initial rounds and 3 rounds per day. An optional one-time purchase of $2.99 unlocks unlimited play and removes interruptions.

Does CodeAB have ads?

No, CodeAB does not contain advertisements. The game is free to play, and the option to upgrade is for unlimited play and removing interruptions, not for ad removal.

What devices does CodeAB support?

CodeAB is available on iPhone and iPad, making it accessible to a wide range of iOS users looking for a logic puzzle.

How often is CodeAB updated?

The latest version of CodeAB is 2.0.1, last updated on September 25, 2025. This indicates active development and support for the game.