# Knight & Castle — Learn Chess with Puzzles & AI

> Learn Chess with Puzzles & AI (iPhone/iPad app by KAZUYUKI TAJIMA.)

- Source: https://appshunter.io/ios/app/knight-and-castle/id6803744501 (this page in markdown: same URL + `.md`)
- Developer: [KAZUYUKI TAJIMA](https://appshunter.io/developer/876885221)
- Category: Games, Entertainment, Board, Strategy
- Price: Free
- Age rating: 4+
- Requires: iOS 26.0 · 7 MB
- Languages: American English, French (France), German (Germany), Japanese, Mexican Spanish
- Released: 2026-08-30
- Data updated: 2026-09-15
- User reviews in markdown: https://appshunter.io/ios/app/knight-and-castle/id6803744501/reviews.md

## What is Knight & Castle?

Knight & Castle is a chess app for players who want fast games, smart AI opponents, and puzzle-based practice in one place.
Play chess offline, challenge yourself with tactical puzzles, and improve your skills move by move.
Whether you are a beginner or a daily player, Knight & Castle makes chess easy to start and rewarding to master.

Features:
- Play chess offline anytime.
- Challenge AI opponents at different skill levels.
- Solve chess puzzles to sharpen tactics.
- Practice openings, checkmates, and endgame patterns.
- Enjoy a clean board designed for focused play.
- Play casually or train seriously at your own pace.
Why players like it:
- Easy to pick up for beginners.
- Useful training for improving players.
- Quick sessions for daily chess practice.
- A simple, castle-inspired style that stands out from generic chess apps.


## Version history (last 5 releases)

### 2.0 — 2026-09-14

- Added move-by-move review during games.
-Added Stockfish analysis with best moves, candidate moves, and move grades.
- Added AI Coach comments on supported Apple Intelligence devices and OS versions.

### 1.4 — 2026-09-06

Choose to play as White or Black (the board flips for Black).
Take-back (undo) support.
Available in French.

### 1.3 — 2026-09-03

I fixed the issue with the advertisement.

### 1.2 — 2026-09-02

German language support has been added.
The GDPR consent form (Google UMP) is now displayed for users in the EU/EEA and the UK.

### 1.1 — 2026-09-01

• First release of Knight & Castle.
• Play against the Stockfish engine across five difficulty levels.
• Full offline play on iPhone and iPad.

## More apps by KAZUYUKI TAJIMA

- [NPP Near](https://appshunter.io/ios/app/npp-near/id882517780)
- [INES Maps](https://appshunter.io/ios/app/ines-maps/id918847405)
- [本を探す](https://appshunter.io/ios/app/id956844697)
- [Wiktionary Reader](https://appshunter.io/ios/app/wiktionary-reader/id984975341)
- [Wiki Search](https://appshunter.io/ios/app/wiki-search/id986812321)
- [Wiki search HD](https://appshunter.io/ios/app/wiki-search-hd/id992197176)

All apps by KAZUYUKI TAJIMA: https://appshunter.io/developer/876885221

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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 2026-09-15.*