# Turing Machine vs Another Turing Machine Lite

The clearest difference is in-app purchases: Turing Machine at none against Another Turing Machine Lite's 5. Turing Machine also leads on ads (none vs shown) and iOS requirement (15.2 vs 18.2). Another Turing Machine Lite's advantage is update cadence (every 2 days vs every 5 days). On price and device support there is nothing between them.

Both are free to download. Another Turing Machine Lite sells 5 one-off in-app purchases. Turing Machine asks for nothing beyond the download.

Turing Machine ships an update every 5 days, Another Turing Machine Lite every 2 days. The most recent releases landed on October 1, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Turing Machine | Another Turing Machine Lite |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/turing-machine-simulator/id1608855567/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 5 days | **Every 2 days** |
| Monetization | Free | — |
| Size | 1 MB | 4 MB |
| Requires iOS | **15.2** | 18.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Rustam Khakhuk](https://appshunter.io/developer/1586606475) | [Stefan JOSTEN](https://appshunter.io/developer/949662361) |

## What reviewers say

### Turing Machine

[App page](https://appshunter.io/ios/app/turing-machine-simulator/id1608855567)

This application allows users to write and execute algorithms on a Turing machine. It is designed to help engineering students in higher education practice and verify their work with algorithms.

**Highlights:** Write algorithms, Execute algorithms, Verify algorithm work, Turing machine simulation, Educational tool for engineering students

**Features:** macOS Compatibility

**In-app purchases:** none


### Another Turing Machine Lite

[App page](https://appshunter.io/ios/app/another-turing-machine-lite/id6742148023)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Disable Ads | $0.99 | one-time |
| Program Sharing | $0.99 | one-time |
| PDF Report | $0.99 | one-time |
| Buy Me a Coffee | $0.99 | one-time |
| Multiple Tapes | $0.99 | one-time |


## Frequently asked questions

### Is Turing Machine free?

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

### Is Another Turing Machine Lite free?

Another Turing Machine Lite is free to download, with in-app purchases available.

### Do Turing Machine or Another Turing Machine Lite have ads?

Another Turing Machine Lite shows ads; Turing Machine does not.

### Which is updated more often, Turing Machine or Another Turing Machine Lite?

Turing Machine ships an update every 5 days, and Another Turing Machine Lite every 2 days. Most recently, Turing Machine was updated on October 1, 2026 and Another Turing Machine Lite on September 10, 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.*