# ISS StudApp vs eSUM

The clearest difference is device support: ISS StudApp at 2 against eSUM's —. ISS StudApp also leads on iOS requirement (12.4 vs 15.6). On price 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.

## The numbers

| Metric | ISS StudApp | eSUM |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | — |
| Size | 14 MB | 30 MB |
| Requires iOS | **12.4** | 15.6 |
| Devices | **iPhone, iPod** | — |
| Age rating | 4+ | 4+ |
| Developer | [HERA d.o.o. Mostar](https://appshunter.io/developer/1522419656) | [University of Mostar](https://appshunter.io/developer/1491494044) |

## What reviewers say

### ISS StudApp

[App page](https://appshunter.io/ios/app/iss-studapp/id6463198950)

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

**In-app purchases:** none


### eSUM

[App page](https://appshunter.io/ios/app/esum/id6476662380)

**In-app purchases:** none


## Frequently asked questions

### Is ISS StudApp free?

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

### Is eSUM free?

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

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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.*