# United Int. School vs Sifaks

The clearest difference is in-app purchases: United Int. School at none against Sifaks's 3. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Sifaks sells 3 in-app purchases, starting at $3.99 per month. United Int. School asks for nothing beyond the download.

## The numbers

| Metric | United Int. School | Sifaks |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Size | 265 MB | 7 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Mayar Samy](https://appshunter.io/developer/1782305548) | [Sifaks Ousmail](https://appshunter.io/developer/6772208690) |

## What reviewers say

### United Int. School

[App page](https://appshunter.io/ios/app/united-int-school/id6752564112)

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

**In-app purchases:** none


### Sifaks

[App page](https://appshunter.io/ios/app/sifaks-language-learning/id6784367849)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sifaks Plus Monthly | $3.99 | per month |
| Sifaks Plus 6 Months | $17.99 | per 6 months |
| Sifaks Plus Lifetime Launch | $44.99 | one-time |


## Frequently asked questions

### Is United Int. School free?

United Int. School is free to download, with no in-app purchases.

### Is Sifaks free?

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

### Do United Int. School or Sifaks have ads?

Neither United Int. School nor Sifaks 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.*