# Nball - Bulls and Cows — Code-breaking number puzzle

> Code-breaking number puzzle game with strike and ball clues. (iPhone/iPad app by Jiwon Park.)

- Source: https://appshunter.io/ios/app/nball-bulls-and-cows/id6759275841 (this page in markdown: same URL + `.md`)
- Developer: [Jiwon Park](https://appshunter.io/developer/1842841535)
- Category: Games, Puzzle, Trivia
- Price: Free with in-app purchases
- Age rating: 4+
- Requires: iOS 14.0 · 53 MB
- Languages: American English
- Released: 2026-03-30
- Data updated: 2026-08-30
- Monetization: free with in-app purchases
- User reviews in markdown: https://appshunter.io/ios/app/nball-bulls-and-cows/id6759275841/reviews.md

## What is Nball?

Nball is a code-breaking puzzle where strike and ball clues lead you to the hidden number.
A correct digit in the correct place is a strike, and a correct digit in the wrong place is a ball. The rules are simple, but the reasoning gets deeper as the stages get harder.

Features

- Puzzles ranging from 2 to 6 digits
- Five difficulty levels for each digit count
- AI duels where both sides race to crack each other's hidden number
- Star ratings and records that show your progress at a glance
- Hints and chances to earn extra coins in tight spots

Great for players who

- Enjoy classic deduction games like Bulls and Cows
- Want a quick puzzle that still makes them think
- Like single-player progression with steadily rising difficulty

## Key features

- Code-breaking puzzle mechanics
- Puzzles from 2 to 6 digits
- Five difficulty levels
- AI duels
- Progress tracking with star ratings
- In-game hints

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |



## Frequently asked questions about Nball

### What is Nball?

Nball is a code-breaking puzzle game where players deduce a hidden number using strike and ball clues. It offers puzzles ranging from 2 to 6 digits with five difficulty levels for each.

### How does Nball work?

A correct digit in the correct place is a 'strike,' and a correct digit in the wrong place is a 'ball.' These clues help you break the hidden number code.

### Does Nball have ads?

No, Nball does not contain advertisements, offering an uninterrupted puzzle experience.

### Can I play Nball offline?

The provided description does not specify offline play capabilities for Nball. It is recommended to check within the app for this feature.

### What devices support Nball?

Nball is supported on iPhone, iPad, and iPod devices.

### What is the age rating for Nball?

Nball has an age rating of 4+, making it suitable for younger players and adults alike.

### How often is Nball updated?

The latest version of Nball was released on June 1, 2026, indicating recent development activity. Future updates will likely continue to refine the game.

### What are the pricing details for Nball?

Nball is available for free and includes in-app purchases. Specific pricing for these purchases is not detailed in the provided information.

## Version history (last 4 releases)

### 1.0.4 — 2026-06-01

- Fixed a wording issue in the number-only hint message.
- Dependency and stability updates.

### 1.0.3 — 2026-04-01

Improved game sync stability and UI.

### 1.0.2 — 2026-03-30

Rebalanced coin counts for all levels based on verified optimal play analysis. Star rating system improved.

### 1.0.0 — 2026-03-30

No release notes.

## More apps by Jiwon Park

- [Abaco - Flash Mental Math](https://appshunter.io/ios/app/abaco-flash-mental-math/id6753171585)
- [Scannie - Scans To PDF](https://appshunter.io/ios/app/scannie-scans-to-pdf/id6755898639)
- [Walnut: Webview Debug & Test](https://appshunter.io/ios/app/walnut-webview-debug-and-test/id6755930250)
- [꼬미: 통합 문서 뷰어](https://appshunter.io/ios/app/id6756806731)

All apps by Jiwon Park: https://appshunter.io/developer/1842841535

---

*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 2026-08-30.*