# Chess vs Chess Acuity

The clearest difference is in-app purchases: Chess Acuity at none against Chess's 2. Chess Acuity also leads on ads (none vs shown) and update cadence (every 4 days vs every 3 weeks). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Chess sells 2 in-app purchases, starting at $3.99 per month. Chess Acuity asks for nothing beyond the download.

Chess ships an update every 3 weeks, Chess Acuity every 4 days. The most recent releases landed on October 9, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Chess | Chess Acuity |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | **Every 4 days** |
| Size | 146 MB | 135 MB |
| Requires iOS | 17.0 | **16.4** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Alvaro Ribes](https://appshunter.io/developer/1879925694) | [Sigfus Bjarnason](https://appshunter.io/developer/1896327101) |

## What reviewers say

### Chess

[App page](https://appshunter.io/ios/app/chess-analysis-board/id6759629683)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $3.99 | per month |
| Annual | $17.99 | per year |


### 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 Chess free?

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 Chess or Chess Acuity have ads?

Chess shows ads; Chess Acuity does not.

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

Chess ships an update every 3 weeks, and Chess Acuity every 4 days. Most recently, Chess was updated on October 9, 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.*