# CodeAB – Logic Number Puzzle — Crack the code, sharpen mind

> Logic number puzzle game to deduce a secret 4-digit code. (iPhone/iPad app by EssentialCapture Inc.)

- Source: https://appshunter.io/ios/app/codeab-logic-number-puzzle/id1616021619 (this page in markdown: same URL + `.md`)
- Developer: [EssentialCapture Inc](https://appshunter.io/developer/1558967478)
- Category: Games, Entertainment, Puzzle, Strategy
- Price: Free with in-app purchases
- Rating: 5.00/5 from 3 App Store ratings · 1 written reviews indexed
- Age rating: 4+
- Requires: iOS 17.6 · 3 MB
- Languages: English
- Released: 2022-04-29
- Data updated: 2026-06-01
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/codeab-logic-number-puzzle/id1616021619/reviews.md

## What is CodeAB?

What is the code?

Who's on the first? What's on the second? Put your logic and deduction skills to the test with CodeAB, a fun and addictive number puzzle game! Meet CodeAB — a fresh spin on the classic Bulls & Cows number puzzle. Your challenge: figure out the secret 4-digit code before your guesses run out!

Your goal is simple: find the secret 4-digit code.
-	No leading zeros.
-	No repeating digits.
-	Clues after every guess help guide you toward the solution.

How It Works
-	A green number = correct digit in the correct place.
-	An orange number = correct digit in the wrong place.
-	Keep analyzing the hints until you crack the code!

Why You’ll Love CodeAB
-	Easy to learn, hard to master
-	A fresh take on the classic “Bulls & Cows” logic game
-	Quick rounds that train your brain anytime, anywhere
-	Great for both casual players and puzzle enthusiasts

Free to Play – Upgrade for Unlimited Fun
-	Play up to 10 rounds for free and then 3 rounds per day
-	Upgrade once ($2.99) to unlock unlimited play and remove interruptions
-	One-time purchase, no subscriptions

Are you ready to put your logic to the ultimate test?

Download CodeAB today and see how fast you can break the code!

## Key features

- 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

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| CodeAB | $2.99 | one-time |


## Recent user reviews (1 of 1)

All indexed reviews: https://appshunter.io/ios/app/codeab-logic-number-puzzle/id1616021619/reviews.md

### 5/5 — Cool game

*2024-06-01*

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

## Frequently asked questions about CodeAB

### 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.

## Version history (last 4 releases)

### 2.0.1 — 2025-09-25

- Solve the In-App Purchase issue.

### 2.0 — 2025-09-24

Update:
-	Minor issue fixed.
-	Enjoy flawless gameplay on iPad – any orientation.

### 1.2 — 2022-06-13

Minor issue fixed.
Always jump to the top when numbers were entered.
Limited to display the last 50 history games.

### 1.0 — 2022-04-30

No release notes.

## Apps similar to CodeAB

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [Code Quest - Code breaker](https://appshunter.io/ios/app/code-quest-code-breaker/id1618621930) | — | Free | Games |
| [Dyslock - Crack The Code](https://appshunter.io/ios/app/dyslock-crack-the-code/id1636561650) | 4.8 (70) | Free | Games |
| [Enigmatic: Guess The Number](https://appshunter.io/ios/app/enigmatic-guess-the-number/id1618960318) | 5.0 (1) | Free | Games |
| [Code Breaker : Fruits edition](https://appshunter.io/ios/app/code-breaker-fruits-edition/id1635346360) | — | Free | Games |
| [Bulls Cows Code Breaker](https://appshunter.io/ios/app/bulls-cows-code-breaker/id1426074655) | — | Free | Games |
| [Syllatiles - Word Puzzle Game](https://appshunter.io/ios/app/syllatiles-word-puzzle-game/id6458735536) | 4.6 (10,135) | Free | Games |

## More apps by EssentialCapture Inc

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All apps by EssentialCapture Inc: https://appshunter.io/developer/1558967478

## Related topics

[logic code](https://appshunter.io/ios/topics/logic-code)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-01.*