# Krello vs Rezervitoo DZ

The clearest difference is iOS requirement: Krello at 11.0 against Rezervitoo DZ'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.

Krello ships an update every 2 weeks, Rezervitoo DZ every 11 days. The most recent releases landed on November 4, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Krello | Rezervitoo DZ |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 11 days** |
| Size | 46 MB | 40 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Chabha Shams](https://appshunter.io/developer/1754774989) | [Ech-Chafai Kadri](https://appshunter.io/developer/1789520174) |

## What reviewers say

### Krello

[App page](https://appshunter.io/ios/app/krello/id6505026888)

**Features:** macOS Compatibility

**In-app purchases:** none


### Rezervitoo DZ

[App page](https://appshunter.io/ios/app/rezervitoo-dz/id6762100946)

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

**In-app purchases:** none


## Frequently asked questions

### Is Krello free?

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

### Is Rezervitoo DZ free?

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

### Do Krello or Rezervitoo DZ have ads?

Neither Krello nor Rezervitoo DZ shows ads.

### Which is updated more often, Krello or Rezervitoo DZ?

Krello ships an update every 2 weeks, and Rezervitoo DZ every 11 days. Most recently, Krello was updated on November 4, 2026 and Rezervitoo DZ on October 31, 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.*