# Hit & Blow Online: 1A2B Guess — Logic Duel: Bulls and Cows

> Logic Duel: Bulls and Cows (iPhone/iPad app by 栋 王.)

- Source: https://appshunter.io/ios/app/hit-and-blow-online-1a2b-guess/id6768204010 (this page in markdown: same URL + `.md`)
- Developer: [栋 王](https://appshunter.io/developer/1563132463)
- Category: Games, Entertainment, Board, Puzzle
- Price: Free with in-app purchases
- Age rating: 4+
- Requires: iOS 15.0 · 80 MB
- Languages: American English
- Released: 2026-05-14
- Data updated: 2026-08-22
- User reviews in markdown: https://appshunter.io/ios/app/hit-and-blow-online-1a2b-guess/id6768204010/reviews.md

## What is Hit & Blow Online?

Whether you are a master of numbers or a fan of color-based puzzles, Hit & Blow Online: 1A2B Game is the definitive deduction challenge. Test your brain in solo play or prove your genius in real-time 1v1 Online Battles.

CHOOSE YOUR CHALLENGE
Customize your experience with multiple gameplay modes:

Game Mode: The classic experience. Choose from 3, 4-digit codes or colors codes for your preference. In 3, 4-digits codes, the code can't be duplicate. But in colors code, you can choose your color codes from 6 colors accept duplication as your secret code.

AI difficulty: You can choose easy, intermediate, advanced AI player versus you in Single Play.

1v1 Online Play: Don't just play against the machine. Challenge friends or match with players worldwide in high-stakes logic duels in Online Play!

HOW TO PLAY
The goal is to find the secret sequence in the fewest moves.

HIT: A digit or color is correct and in the right spot.

BLOW: A digit or color is correct but in the wrong spot.
Use pure deduction to solve the sequence before your opponent does!

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Remove ads | $2.99 | one-time |



## Version history (last 5 releases)

### 1.1.2 — 2026-08-19

Fix bugs.

### 1.1.0 — 2026-08-11

Add elo rating score and leaderboard for multiplayer game play.

### 1.0.5 — 2026-06-13

Fix bugs.

### 1.0.4 — 2026-05-21

Add instructions and guide.

### 1.0.3 — 2026-05-14

No release notes.

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| [Strike Code: Bulls and Cows](https://appshunter.io/ios/app/strike-code-bulls-and-cows/id6755886589) | — | Free | Games |
| [Multiplayer Guess Number](https://appshunter.io/ios/app/multiplayer-guess-number/id1234522289) | — | Free | Games |
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| [Guess Digits](https://appshunter.io/ios/app/guess-digits/id6443873729) | — | Free | Games |

## More apps by 栋 王

- [Sudoku: Daily Number Puzzle](https://appshunter.io/ios/app/sudoku-daily-number-puzzle/id1563399697)
- [Sea Battle: Fleet Command](https://appshunter.io/ios/app/sea-battle-fleet-command/id1579161467)
- [Finger Dancer](https://appshunter.io/ios/app/finger-dancer/id1614997253)
- [Ads Earning Stats for Admob](https://appshunter.io/ios/app/ads-earning-stats-for-admob/id6466740548)

All apps by 栋 王: https://appshunter.io/developer/1563132463

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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 2026-08-22.*