# Zvolen vs Dudince

The clearest difference is update cadence: Zvolen at every 2 months against Dudince's every 19 months. Dudince's advantage is iOS requirement (9.0 vs 11.0). 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.

Zvolen ships an update every 2 months, Dudince every 19 months. The most recent releases landed on October 8, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Zvolen | Dudince |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 19 months |
| Size | 14 MB | 4 MB |
| Requires iOS | 11.0 | **9.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SIMPLICITY EUROPE a. s.](https://appshunter.io/developer/1415805558) | [adsupra s.r.o.](https://appshunter.io/developer/1470796230) |

## What reviewers say

### Zvolen

[App page](https://appshunter.io/ios/app/zvolen/id1495294001)

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

**In-app purchases:** none


### Dudince

[App page](https://appshunter.io/ios/app/dudince/id1543900155)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Zvolen free?

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

### Is Dudince free?

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

### Do Zvolen or Dudince have ads?

Neither Zvolen nor Dudince shows ads.

### Which is updated more often, Zvolen or Dudince?

Zvolen ships an update every 2 months, and Dudince every 19 months. Most recently, Zvolen was updated on October 8, 2026 and Dudince on October 6, 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.*