# ERU vs TusmerMobile

The clearest difference is iOS requirement: ERU at 13.0 against TusmerMobile's 16.6. On price, update cadence, 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.

ERU ships an update every 4 weeks, TusmerMobile monthly. Both last shipped on October 25, 2026.

## The numbers

| Metric | ERU | TusmerMobile |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 weeks** | Monthly |
| Size | 23 MB | 58 MB |
| Requires iOS | **13.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Erciyes University](https://appshunter.io/developer/1679301796) | [Uur Mit](https://appshunter.io/developer/1534866470) |

## What reviewers say

### ERU

[App page](https://appshunter.io/ios/app/eru-tip-ots/id6477384539)

**Features:** macOS Compatibility

**In-app purchases:** none


### TusmerMobile

[App page](https://appshunter.io/ios/app/tusmermobile/id6737194049)

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

**In-app purchases:** none


## Frequently asked questions

### Is ERU free?

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

### Is TusmerMobile free?

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

### Do ERU or TusmerMobile have ads?

Neither ERU nor TusmerMobile shows ads.

### Which is updated more often, ERU or TusmerMobile?

ERU ships an update every 4 weeks, and TusmerMobile monthly. Most recently, ERU was updated on October 25, 2026 and TusmerMobile on October 25, 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.*