# Chess Codex — 20000+ offline chess puzzles

> 20000+ offline chess puzzles (iPhone/iPad app by Vince Lubbers.)

- Source: https://appshunter.io/ios/app/chess-codex/id6778615817 (this page in markdown: same URL + `.md`)
- Developer: [Vince Lubbers](https://appshunter.io/developer/1889839785)
- Category: Games, Casual, Puzzle
- Price: Free
- Age rating: 4+
- Requires: iOS 15.1 · 36 MB
- Languages: American English
- Released: 2026-07-01
- Data updated: 2026-07-28
- User reviews in markdown: https://appshunter.io/ios/app/chess-codex/id6778615817/reviews.md

## What is Chess Codex?

Chess Codex is a calm, beautiful place to get sharper at chess.

20000+ hand graded puzzles take you from your very first checkmate to
tactics that will test a club player. Every puzzle is a real position
with one best move to find. Spot the fork, land the pin, set up the mate.

Play offline, anywhere. No account, no sign up, no clutter.

Chess Codex is part of Penrose Park Puzzles, a family of premium puzzle
games.


## Version history (last 5 releases)

### 2.2.1 — 2026-07-24

Updated background services

### 2.2.0 — 2026-07-22

Chess Codex now has a dark mode! Also includes animation improvements and general performance improvements.

### 2.0.1 — 2026-07-16

Fixed an issue where wrong move explanations were loading too long. Also, general performance enhancements.

### 2.0.0 — 2026-07-14

Streaks, daily missions, historic games, and over 15000 new puzzles added.

### 1.0.1 — 2026-07-02

Minor fix with how ads are shown

## More apps by Vince Lubbers

- [Bitfrost Camera](https://appshunter.io/ios/app/bitfrost-camera/id6761471888)
- [Minefield Mania](https://appshunter.io/ios/app/minefield-mania/id6778616523)

All apps by Vince Lubbers: https://appshunter.io/developer/1889839785

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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 2026-07-28.*