# Logic Bridge vs Tetrun

The clearest difference is in-app purchases: Tetrun at none against Logic Bridge's 1. Tetrun also leads on iOS requirement (11.0 vs 26.0). Logic Bridge's advantage is ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Logic Bridge sells 1 one-off in-app purchase. Tetrun asks for nothing beyond the download.

## The numbers

| Metric | Logic Bridge | Tetrun |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | — |
| Size | 14 MB | 94 MB |
| Requires iOS | 26.0 | **11.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 9+ |
| Developer | [Gerhard Lentschik](https://appshunter.io/developer/629988041) | [Ela Game](https://appshunter.io/developer/1536955498) |

## What reviewers say

### Logic Bridge

[App page](https://appshunter.io/ios/app/logic-bridge/id1475479153)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Turn off advertising | $1.99 | one-time |


### Tetrun

[App page](https://appshunter.io/ios/app/tetrun/id6443985655)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Logic Bridge free?

Logic Bridge is free to download, with in-app purchases available.

### Is Tetrun free?

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

### Do Logic Bridge or Tetrun have ads?

Tetrun shows ads; Logic Bridge 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.*