# IZDB vs Korani e.V.

The clearest difference is ads: Korani e.V. at none against IZDB's shown. Korani e.V. also leads on update cadence (every 5 weeks vs every 3 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

IZDB ships an update every 3 months, Korani e.V. every 5 weeks. The most recent releases landed on October 27, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | IZDB | Korani e.V. |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Every 5 weeks** |
| Size | 49 MB | 77 MB |
| Requires iOS | 17.5 | 17.5 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [IZDB e.V. Interkulturelles Zentrum](https://appshunter.io/developer/1549302865) | [Abo-Baker Hawarneh](https://appshunter.io/developer/1808280489) |

## What reviewers say

### IZDB

[App page](https://appshunter.io/ios/app/izdb/id1549302863)

**Features:** macOS Compatibility

**In-app purchases:** none


### Korani e.V.

[App page](https://appshunter.io/ios/app/korani-ev/id6751027419)

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

**In-app purchases:** none


## Frequently asked questions

### Is IZDB free?

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

### Is Korani e.V. free?

Korani e.V. is free to download, with no in-app purchases.

### Do IZDB or Korani e.V. have ads?

IZDB shows ads; Korani e.V. does not.

### Which is updated more often, IZDB or Korani e.V.?

IZDB ships an update every 3 months, and Korani e.V. every 5 weeks. Most recently, IZDB was updated on October 27, 2026 and Korani e.V. on October 28, 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.*