# ServerDoor vs so2check

The clearest difference is in-app purchases: so2check at none against ServerDoor's 1. so2check also leads on iOS requirement (13.0 vs 16.2). ServerDoor's advantage is ads (none vs shown) and update cadence (every 8 days vs every 3 months). On price and device support there is nothing between them.

Both are free to download. ServerDoor sells 1 one-off in-app purchase. so2check asks for nothing beyond the download.

ServerDoor ships an update every 8 days, so2check every 3 months. The most recent releases landed on August 15, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | ServerDoor | so2check |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Every 8 days** | Every 3 months |
| Size | 4 MB | 25 MB |
| Requires iOS | 16.2 | **13.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Oleg Gutlyanskiy](https://appshunter.io/developer/1589765620) | [Yasuhiro Hamada](https://appshunter.io/developer/1825750232) |

## What reviewers say

### ServerDoor

[App page](https://appshunter.io/ios/app/serverdoor-ssh-client/id6474432962)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium features | $4.99 | one-time |


### so2check

[App page](https://appshunter.io/ios/app/so2check/id6749897303)

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

**In-app purchases:** none


## Frequently asked questions

### Is ServerDoor free?

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

### Is so2check free?

so2check is free to download, with no in-app purchases.

### Do ServerDoor or so2check have ads?

so2check shows ads; ServerDoor does not.

### Which is updated more often, ServerDoor or so2check?

ServerDoor ships an update every 8 days, and so2check every 3 months. Most recently, ServerDoor was updated on August 15, 2026 and so2check on September 17, 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.*