# SixFour Chess vs ChessLab

The clearest difference is update cadence: ChessLab at weekly against SixFour Chess's every 2 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

SixFour Chess ships an update every 2 months, ChessLab weekly. The most recent releases landed on October 5, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | SixFour Chess | ChessLab |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Weekly** |
| Size | 10 MB | 169 MB |
| Requires iOS | **17.0** | 18.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Adouani SAS](https://appshunter.io/developer/1635325565) | [Thierry Maeder](https://appshunter.io/developer/1896297738) |

## What reviewers say

### SixFour Chess

[App page](https://appshunter.io/ios/app/sixfour-chess/id6755084189)

**In-app purchases:** none


### ChessLab

[App page](https://appshunter.io/ios/app/chesslab/id6793097336)

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

**In-app purchases:** none


## Frequently asked questions

### Is SixFour Chess free?

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

### Is ChessLab free?

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

### Do SixFour Chess or ChessLab have ads?

Neither SixFour Chess nor ChessLab shows ads.

### Which is updated more often, SixFour Chess or ChessLab?

SixFour Chess ships an update every 2 months, and ChessLab weekly. Most recently, SixFour Chess was updated on October 5, 2026 and ChessLab on October 19, 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.*