# Esimafly vs iZDE Sim

The clearest difference is device support: Esimafly at 3 against iZDE Sim's 1. Esimafly also leads on iOS requirement (13.0 vs 16.0). 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.

Esimafly ships an update every 3 weeks, iZDE Sim every 6 weeks. Both last shipped on October 27, 2026.

## The numbers

| Metric | Esimafly | iZDE Sim |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 6 weeks |
| Size | 26 MB | 38 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Javid Mammadli](https://appshunter.io/developer/1761833385) | [Kirill Ismailov](https://appshunter.io/developer/1741706805) |

## What reviewers say

### Esimafly

[App page](https://appshunter.io/ios/app/esimafly-esim-internet/id6618155522)

**Features:** macOS Compatibility

**In-app purchases:** none


### iZDE Sim

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

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

**In-app purchases:** none


## Frequently asked questions

### Is Esimafly free?

Esimafly 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 Esimafly or iZDE Sim have ads?

Neither Esimafly nor iZDE Sim shows ads.

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

Esimafly ships an update every 3 weeks, and iZDE Sim every 6 weeks. Most recently, Esimafly was updated on October 27, 2026 and iZDE Sim on October 27, 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.*