# Rezzo.App vs Krolicznik

The clearest difference is in-app purchases: Rezzo.App at none against Krolicznik's 4. Rezzo.App also leads on iOS requirement (13.4 vs 16.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Krolicznik sells 4 in-app purchases, starting at $1.99 per month. Rezzo.App asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 10 days. The most recent releases landed on October 11, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Rezzo.App | Krolicznik |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 10 days | Every 10 days |
| Size | 38 MB | 14 MB |
| Requires iOS | **13.4** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Dmitry Kuchin](https://appshunter.io/developer/1646315773) | [Pawel Grzesiak](https://appshunter.io/developer/1885581749) |

## What reviewers say

### Rezzo.App

[App page](https://appshunter.io/ios/app/rezzoapp/id6462992146)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### Krolicznik

[App page](https://appshunter.io/ios/app/krolicznik/id6760660503)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Królicznik Premium | $1.99 | per month |
| Krolicznik Pro | $2.99 | per month |
| Królicznik Premium Rok | $19.99 | per year |
| Królicznik Pro | $24.99 | per year |


## Frequently asked questions

### Is Rezzo.App free?

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

### Is Krolicznik free?

Krolicznik is free to download, with in-app purchases available.

### Do Rezzo.App or Krolicznik have ads?

Neither Rezzo.App nor Krolicznik shows ads.

### Which is updated more often, Rezzo.App or Krolicznik?

Rezzo.App ships an update every 10 days, and Krolicznik every 10 days. Most recently, Rezzo.App was updated on October 11, 2026 and Krolicznik on October 24, 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.*