# Turing’s Machine Lite vs SixFour Chess

The clearest difference is update cadence: SixFour Chess at every 2 months against Turing’s Machine Lite's every 9 months. Turing’s Machine Lite's advantage is device support (3 vs 1) and iOS requirement (8.0 vs 17.0). On price, ads and in-app purchases there is nothing between them.

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

Turing’s Machine Lite ships an update every 9 months, SixFour Chess every 2 months. The most recent releases landed on October 24, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Turing’s Machine Lite | SixFour Chess |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (4 ratings)](https://appshunter.io/ios/app/turings-machine-lite/id1114457564/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 2 months** |
| Monetization | Free | — |
| Size | 78 MB | 10 MB |
| Requires iOS | **8.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [DBRG Ltd.](https://appshunter.io/developer/964613425) | [Adouani SAS](https://appshunter.io/developer/1635325565) |

## What reviewers say

### Turing’s Machine Lite

[App page](https://appshunter.io/ios/app/turings-machine-lite/id1114457564)

Experience the original chess computer program conceived by Alan Turing. Play against a classic engine or a modern, stronger version. Includes puzzles, practice levels, and two-player modes for a virtual chessboard experience.

**Highlights:** Original TuroChamp implementation, Modern engine up to 2000 Elo, Puzzles and practice levels, Two-player modes (Bluetooth/LAN), Virtual chessboard (Tabletop mode), Mini-tournament mode, Elo rating estimation

**Features:** macOS Compatibility

**In-app purchases:** none


### SixFour Chess

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

**In-app purchases:** none


## Frequently asked questions

### Is Turing’s Machine Lite free?

Turing’s Machine Lite is free to download, with no in-app purchases.

### Is SixFour Chess free?

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

### Do Turing’s Machine Lite or SixFour Chess have ads?

Neither Turing’s Machine Lite nor SixFour Chess shows ads.

### Which is updated more often, Turing’s Machine Lite or SixFour Chess?

Turing’s Machine Lite ships an update every 9 months, and SixFour Chess every 2 months. Most recently, Turing’s Machine Lite was updated on October 24, 2026 and SixFour Chess on October 28, 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.*