# Протера Витебск vs Суши Sei

The clearest difference is update cadence: Суши Sei at every 8 days against Протера Витебск's every 3 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.

Протера Витебск ships an update every 3 weeks, Суши Sei every 8 days. The most recent releases landed on October 24, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Протера Витебск | Суши Sei |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 8 days** |
| Size | 81 MB | 65 MB |
| Requires iOS | **15.1** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Мобильные Решения, ООО](https://appshunter.io/developer/1446637785) | [Konstantin Bykov](https://appshunter.io/developer/1513043691) |

## What reviewers say

### Протера Витебск

[App page](https://appshunter.io/ios/app/id1617614087)

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

**In-app purchases:** none


### Суши Sei

[App page](https://appshunter.io/ios/app/sei/id6759624258)

**In-app purchases:** none


## Frequently asked questions

### Is Протера Витебск free?

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

### Is Суши Sei free?

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

### Do Протера Витебск or Суши Sei have ads?

Neither Протера Витебск nor Суши Sei shows ads.

### Which is updated more often, Протера Витебск or Суши Sei?

Протера Витебск ships an update every 3 weeks, and Суши Sei every 8 days. Most recently, Протера Витебск was updated on October 24, 2026 and Суши Sei on October 28, 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.*