# Another Turing Machine Lite vs Equation Loop

The clearest difference is ads: Equation Loop at none against Another Turing Machine Lite's shown. Equation Loop also leads on iOS requirement (15.6 vs 18.2). Another Turing Machine Lite's advantage is update cadence (every 2 days vs every 3 weeks). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Another Turing Machine Lite sells 5 one-off in-app purchases and Equation Loop sells 2 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

Another Turing Machine Lite ships an update every 2 days, Equation Loop every 3 weeks. The most recent releases landed on September 29, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Another Turing Machine Lite | Equation Loop |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 2 days** | Every 3 weeks |
| Size | 4 MB | 45 MB |
| Requires iOS | 18.2 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Stefan JOSTEN](https://appshunter.io/developer/949662361) | [Monad Functor](https://appshunter.io/developer/1853984151) |

## What reviewers say

### 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 |


### Equation Loop

[App page](https://appshunter.io/ios/app/equation-loop/id6755448699)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Subscription | $3.99 | per month |
| Unlock Forever | $9.99 | one-time |


## Frequently asked questions

### Is Another Turing Machine Lite free?

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

### Is Equation Loop free?

Equation Loop is free to download, with in-app purchases available.

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

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

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

Another Turing Machine Lite ships an update every 2 days, and Equation Loop every 3 weeks. Most recently, Another Turing Machine Lite was updated on September 29, 2026 and Equation Loop on October 13, 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.*