# Chess Lab vs Chess.ai

The clearest difference is ads: Chess.ai at none against Chess Lab's shown. Chess.ai also leads on iOS requirement (15.1 vs 17.6). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Chess Lab sells 1 one-off in-app purchase and Chess.ai sells 6 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Chess Lab | Chess.ai |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 4 days | — |
| Monetization | Free with in-app purchases | — |
| Size | 64 MB | 43 MB |
| Requires iOS | 17.6 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [koji ozono](https://appshunter.io/developer/1826482515) | [Emre Harman](https://appshunter.io/developer/1895836392) |

## What reviewers say

### Chess Lab

[App page](https://appshunter.io/ios/app/chess-lab-arasan-ai-engine/id6757245101)

Analyze chess games with a powerful AI engine, practice against 30 difficulty levels, or watch live top-tier matches. Save and replay games, import PGNs, and customize your board view for a premium experience.

**Highlights:** AI-powered game analysis, 30 difficulty levels for CPU play, Local 2-player mode, Lichess spectating with channel selection, Save and replay games, PGN import, Customizable 2D/2.5D board views

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Chess Lab Pro | $2.99 | one-time |


### Chess.ai

[App page](https://appshunter.io/ios/app/chessai/id6766441967)

**Features:** macOS Compatibility

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Easy Extra 1 | $0.99 | one-time |
| 1 Medium Game | $0.99 | one-time |
| 1 Hard Game | $1.99 | one-time |
| 5 Extra Easy Games | $3.99 | one-time |
| 5 Medium Games | $3.99 | one-time |
| 5 Hard Games | $7.99 | one-time |


## Frequently asked questions

### Is Chess Lab free?

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

### Is Chess.ai free?

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

### Do Chess Lab or Chess.ai have ads?

Chess Lab shows ads; Chess.ai does not.

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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.*