# eJízdenka vs IDZK

The clearest difference is update cadence: IDZK at every 5 weeks against eJízdenka's every 4 months. 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.

eJízdenka ships an update every 4 months, IDZK every 5 weeks. The most recent releases landed on October 18, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | eJízdenka | IDZK |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 37.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 5 weeks** |
| Monetization | Free | — |
| Size | 7 MB | 65 MB |
| Requires iOS | 16.0 | **15.6** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [KORDIS JMK, a.s.](https://appshunter.io/developer/1496810200) | [CHAPS spol. s r.o.](https://appshunter.io/developer/1054934212) |

## What reviewers say

### eJízdenka

[App page](https://appshunter.io/ios/app/ejizdenka/id6475711397)

Purchase and activate single-use tickets for public transport within the JMK Integrated Transport System. View all your tickets in one place and use the app as a backup for your travel documents.

**Highlights:** Purchase single-use tickets, Buy ticket bundles, View all tickets in one place, Activate tickets, Tickets from validators appear in app, App as backup travel document carrier

**Features:** macOS Compatibility

**In-app purchases:** none


### IDZK

[App page](https://appshunter.io/ios/app/idzk/id6633439593)

**In-app purchases:** none


## Frequently asked questions

### Is eJízdenka free?

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

### Is IDZK free?

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

### Do eJízdenka or IDZK have ads?

Neither eJízdenka nor IDZK shows ads.

### Which is updated more often, eJízdenka or IDZK?

eJízdenka ships an update every 4 months, and IDZK every 5 weeks. Most recently, eJízdenka was updated on October 18, 2026 and IDZK on October 27, 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.*