# SimWise vs eSim onAir

The clearest difference is in-app purchases: eSim onAir at none against SimWise's 10. eSim onAir also leads on iOS requirement (12.0 vs 15.1). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. SimWise sells 10 one-off in-app purchases. eSim onAir asks for nothing beyond the download.

SimWise ships an update fortnightly, eSim onAir monthly. The most recent releases landed on September 17, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | SimWise | eSim onAir |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Fortnightly** | Monthly |
| Size | 65 MB | 80 MB |
| Requires iOS | 15.1 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SimWise](https://appshunter.io/developer/1889142548) | [esim onair ltd](https://appshunter.io/developer/1896776028) |

## What reviewers say

### SimWise

[App page](https://appshunter.io/ios/app/simwise/id6761365882)

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| eSIM Credit $34.49 | $34.49 | one-time |
| eSIM Credit $35.49 | $35.49 | one-time |
| eSIM Credit $36.49 | $36.49 | one-time |
| eSIM Credit $37.49 | $37.49 | one-time |
| eSIM Credit $39.49 | $39.49 | one-time |
| eSIM Credit $40.49 | $40.49 | one-time |
| eSIM Credit $41.49 | $41.49 | one-time |
| eSIM Credit $42.49 | $42.49 | one-time |
| eSIM Credit $43.49 | $43.49 | one-time |
| eSIM Credit $44.49 | $44.49 | one-time |


### eSim onAir

[App page](https://appshunter.io/ios/app/esim-onair/id6771262252)

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

**In-app purchases:** none


## Frequently asked questions

### Is SimWise free?

SimWise is free to download, with in-app purchases available.

### Is eSim onAir free?

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

### Do SimWise or eSim onAir have ads?

Neither SimWise nor eSim onAir shows ads.

### Which is updated more often, SimWise or eSim onAir?

SimWise ships an update fortnightly, and eSim onAir monthly. Most recently, SimWise was updated on September 17, 2026 and eSim onAir on September 9, 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.*