# eSIMThunder vs AskHeidi eSIM

The clearest difference is update cadence: AskHeidi eSIM at daily against eSIMThunder's every 5 days. eSIMThunder's advantage is device support (3 vs 1). On price, ads, in-app purchases 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.

eSIMThunder ships an update every 5 days, AskHeidi eSIM daily. The most recent releases landed on October 9, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | eSIMThunder | AskHeidi eSIM |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 days | **Daily** |
| Size | 47 MB | 83 MB |
| Requires iOS | **15.1** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [HEXATUNE LLC](https://appshunter.io/developer/1782090748) | [Swiss OpenAI GmbH](https://appshunter.io/developer/6802823679) |

## What reviewers say

### eSIMThunder

[App page](https://appshunter.io/ios/app/esimthunder/id6787426133)

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

**In-app purchases:** none


### AskHeidi eSIM

[App page](https://appshunter.io/ios/app/askheidi-esim/id6802823677)

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

**In-app purchases:** none


## Frequently asked questions

### Is eSIMThunder free?

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

### Is AskHeidi eSIM free?

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

### Do eSIMThunder or AskHeidi eSIM have ads?

Neither eSIMThunder nor AskHeidi eSIM shows ads.

### Which is updated more often, eSIMThunder or AskHeidi eSIM?

eSIMThunder ships an update every 5 days, and AskHeidi eSIM daily. Most recently, eSIMThunder was updated on October 9, 2026 and AskHeidi eSIM 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.*