# Erten vs iZDE Sim

The clearest difference is update cadence: Erten at fortnightly against iZDE Sim's every 6 weeks. Erten also leads on device support (3 vs 1) and iOS requirement (14.5 vs 16.0). On price, 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.

Erten ships an update fortnightly, iZDE Sim every 6 weeks. The most recent releases landed on October 15, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Erten | iZDE Sim |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 6 weeks |
| Size | 45 MB | 38 MB |
| Requires iOS | **14.5** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Beksultan Abdrazakov](https://appshunter.io/developer/1743553733) | [Kirill Ismailov](https://appshunter.io/developer/1741706805) |

## What reviewers say

### Erten

[App page](https://appshunter.io/ios/app/erten/id6499464030)

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

**In-app purchases:** none


### iZDE Sim

[App page](https://appshunter.io/ios/app/izde-sim/id6720749966)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Erten free?

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

### Is iZDE Sim free?

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

### Do Erten or iZDE Sim have ads?

Neither Erten nor iZDE Sim shows ads.

### Which is updated more often, Erten or iZDE Sim?

Erten ships an update fortnightly, and iZDE Sim every 6 weeks. Most recently, Erten was updated on October 15, 2026 and iZDE Sim 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.*