# Stockfish Chess vs ChessBase Mobile Chess

The clearest difference is rating: Stockfish Chess at 4.0 against ChessBase Mobile Chess's 2.9. Stockfish Chess also leads on in-app purchases (none vs 1) and review sentiment (70% vs 41%). On price, ads and device support there is nothing between them.

Both are free to download. ChessBase Mobile Chess sells 1 in-app purchase, starting at $3.99 per month. Stockfish Chess asks for nothing beyond the download.

Stockfish Chess holds the better App Store score, 4.0 against 2.9. That said, the two scores are not equally well evidenced: Stockfish Chess has 220 ratings behind it against 18, so its average is the more settled of the two. Written reviews point the same way: 70% of Stockfish Chess's written reviews are positive against 41% of ChessBase Mobile Chess's.

Stockfish Chess ships an update monthly, ChessBase Mobile Chess every 6 months. The most recent releases landed on October 27, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Stockfish Chess | ChessBase Mobile Chess |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (220 ratings)](https://appshunter.io/ios/app/stockfish-chess/id305558605/reviews)** | [2.9 (18 ratings)](https://appshunter.io/ios/app/chessbase-mobile-chess/id6739000093/reviews) |
| Number of ratings | **220** | 18 |
| Positive reviews | **69.8% of reviews** | 40.6% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Monthly** | Every 6 months |
| Monetization | **Free** | Freemium |
| Size | 38 MB | 1 MB |
| Requires iOS | **7.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tord Romstad](https://appshunter.io/developer/305558608) | [ChessBase GmbH](https://appshunter.io/developer/417720797) |

## What reviewers say

### Stockfish Chess

[App page](https://appshunter.io/ios/app/stockfish-chess/id305558605)

This free chess program offers a strong playing experience with adjustable difficulty and diverse play styles. It includes a comprehensive opening book, engine analysis, and the ability to set up custom positions. Users can save, load, and share games, and customize the visual appearance.

**Highlights:** Adjustable playing strength, Multiple play styles, Extensive opening book, Engine analysis display, Custom board position setup, Save and load games (PGN), Customizable piece sets and colors

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### ChessBase Mobile Chess

[App page](https://appshunter.io/ios/app/chessbase-mobile-chess/id6739000093)

Access a vast chess game database, save and analyze your own games, and practice openings. This app offers advanced notation and sharing features, with a free tier and optional premium upgrades for more extensive cloud storage and search capabilities.

**Highlights:** Access 13+ million chess games, Save and sync personal game databases, Analyze games with built-in engine, Live opening book statistics, Create and practice opening repertoires, Advanced game notation and sharing, PGN file compatibility

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ChessBase Premium (Monthly) | $3.99 | per month |


## Frequently asked questions

### Is Stockfish Chess free?

Stockfish Chess is free to download, with no in-app purchases.

### Is ChessBase Mobile Chess free?

ChessBase Mobile Chess is free to download, with in-app purchases available.

### Which has better reviews, Stockfish Chess or ChessBase Mobile Chess?

Stockfish Chess is rated higher. Stockfish Chess averages 4.0 out of 5 from 220 ratings, while ChessBase Mobile Chess averages 2.9 from 18 ratings.

### Do Stockfish Chess or ChessBase Mobile Chess have ads?

Neither Stockfish Chess nor ChessBase Mobile Chess shows ads.

### Which is updated more often, Stockfish Chess or ChessBase Mobile Chess?

Stockfish Chess ships an update monthly, and ChessBase Mobile Chess every 6 months. Most recently, Stockfish Chess was updated on October 27, 2026 and ChessBase Mobile Chess on October 30, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*