# Universal4web vs Sealearn

The clearest difference is device support: Universal4web at 2 against Sealearn's —. Sealearn's advantage is iOS requirement (11.0 vs 16.0). 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 | Universal4web | Sealearn |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | Every 42 months | — |
| Size | 3 MB | 20 MB |
| Requires iOS | 16.0 | **11.0** |
| Devices | **iPhone, iPad** | — |
| Age rating | 4+ | 17+ |
| Developer | [Kon.El.Co.](https://appshunter.io/developer/931693756) | [Atria Learning and Development](https://appshunter.io/developer/1541842829) |

## What reviewers say

### Universal4web

[App page](https://appshunter.io/ios/app/universal4web/id1457452688)

**Features:** macOS Compatibility

**In-app purchases:** none


### Sealearn

[App page](https://appshunter.io/ios/app/sealearn/id6444010243)

**In-app purchases:** none


## Frequently asked questions

### Is Universal4web free?

Universal4web is free to download, with no in-app purchases.

### Is Sealearn free?

Sealearn 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.*