# Е vs KATERYNA

The clearest difference is iOS requirement: Е at 13.0 against KATERYNA's 15.0. On price, update cadence, ads 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.

Е ships an update every 3 months, KATERYNA every 2 months. Both last shipped on November 7, 2026.

## The numbers

| Metric | Е | KATERYNA |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Free | — |
| Size | 19 MB | 21 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Oleg Ivanov](https://appshunter.io/developer/1509436564) | [MESH Ukraina](https://appshunter.io/developer/1104707952) |

## What reviewers say

### Е

[App page](https://appshunter.io/ios/app/id1509436565)

Manage your transport and bank cards for public transit in Vinnytsia. Track trips, view balances, top up your transport card, and purchase tickets. Conveniently manage your fare payments.

**Highlights:** Register bank and transport cards, View trip history, Check transport card balance, Top up transport cards, Purchase various ticket types, Manage stored tickets and remaining balance

**In-app purchases:** none


### KATERYNA

[App page](https://appshunter.io/ios/app/kateryna/id1641565963)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Е free?

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

### Is KATERYNA free?

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

### Do Е or KATERYNA have ads?

Neither Е nor KATERYNA shows ads.

### Which is updated more often, Е or KATERYNA?

Е ships an update every 3 months, and KATERYNA every 2 months. Most recently, Е was updated on November 7, 2026 and KATERYNA on November 7, 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.*