# ChessBase Mobile Chess vs Chess Acuity

The clearest difference is in-app purchases: Chess Acuity at none against ChessBase Mobile Chess's 1. Chess Acuity also leads on update cadence (every 4 days vs every 6 months). ChessBase Mobile Chess's advantage is device support (3 vs 1). On price, ads and iOS requirement there is nothing between them.

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

ChessBase Mobile Chess ships an update every 6 months, Chess Acuity every 4 days. The most recent releases landed on October 18, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | ChessBase Mobile Chess | Chess Acuity |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.9 (18 ratings)](https://appshunter.io/ios/app/chessbase-mobile-chess/id6739000093/reviews)** | — |
| Number of ratings | **18** | — |
| Positive reviews | 40.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 4 days** |
| Monetization | Freemium | — |
| Size | 1 MB | 135 MB |
| Requires iOS | **15.6** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [ChessBase GmbH](https://appshunter.io/developer/417720797) | [Sigfus Bjarnason](https://appshunter.io/developer/1896327101) |

## What reviewers say

### 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 |


### Chess Acuity

[App page](https://appshunter.io/ios/app/chess-acuity/id6788771638)

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

**In-app purchases:** none


## Frequently asked questions

### Is ChessBase Mobile Chess free?

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

### Is Chess Acuity free?

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

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

Neither ChessBase Mobile Chess nor Chess Acuity shows ads.

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

ChessBase Mobile Chess ships an update every 6 months, and Chess Acuity every 4 days. Most recently, ChessBase Mobile Chess was updated on October 18, 2026 and Chess Acuity on October 4, 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.*