# Foundation vs ODUS

The clearest difference is iOS requirement: ODUS at 11.0 against Foundation's 13.0. On price, ads, in-app purchases and device support 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 | Foundation | ODUS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | — |
| Size | 48 MB | 39 MB |
| Requires iOS | 13.0 | **11.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Phorest](https://appshunter.io/developer/623199517) | [Ahmet Omer Demirci](https://appshunter.io/developer/1596571924) |

## What reviewers say

### Foundation

[App page](https://appshunter.io/ios/app/foundation/id786354647)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### ODUS

[App page](https://appshunter.io/ios/app/odus/id6762129781)

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

**In-app purchases:** none


## Frequently asked questions

### Is Foundation free?

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

### Is ODUS free?

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

### Do Foundation or ODUS have ads?

Neither Foundation nor ODUS shows ads.

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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.*