# SI vs Ukrainity

The clearest difference is update cadence: Ukrainity at weekly against SI's every 5 weeks. 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.

SI ships an update every 5 weeks, Ukrainity weekly. The most recent releases landed on October 2, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | SI | Ukrainity |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Weekly** |
| Size | 91 MB | 52 MB |
| Requires iOS | **15.6** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [STAKHOV GROUP, TOV](https://appshunter.io/developer/1501335251) | [Yesk Software](https://appshunter.io/developer/1883331681) |

## What reviewers say

### SI

[App page](https://appshunter.io/ios/app/si-yo-transfer/id6447552164)

**Features:** macOS Compatibility

**In-app purchases:** none


### Ukrainity

[App page](https://appshunter.io/ios/app/ukrainity/id6760220982)

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

**In-app purchases:** none


## Frequently asked questions

### Is SI free?

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

### Is Ukrainity free?

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

### Do SI or Ukrainity have ads?

Neither SI nor Ukrainity shows ads.

### Which is updated more often, SI or Ukrainity?

SI ships an update every 5 weeks, and Ukrainity weekly. Most recently, SI was updated on October 2, 2026 and Ukrainity on October 8, 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.*