# ServerDoor vs AuthentiKate

The clearest difference is in-app purchases: AuthentiKate at none against ServerDoor's 1. AuthentiKate also leads on device support (3 vs 1). On price, update cadence, ads and iOS requirement there is nothing between them.

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

ServerDoor ships an update every 8 days, AuthentiKate fortnightly. The most recent releases landed on October 9, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | ServerDoor | AuthentiKate |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 8 days** | Fortnightly |
| Size | 4 MB | 4 MB |
| Requires iOS | 16.2 | **15.6** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Oleg Gutlyanskiy](https://appshunter.io/developer/1589765620) | [Authentikate Inc.](https://appshunter.io/developer/6776229265) |

## 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 |


### AuthentiKate

[App page](https://appshunter.io/ios/app/authentikate/id6776229263)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ServerDoor free?

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

### Is AuthentiKate free?

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

### Do ServerDoor or AuthentiKate have ads?

Neither ServerDoor nor AuthentiKate shows ads.

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

ServerDoor ships an update every 8 days, and AuthentiKate fortnightly. Most recently, ServerDoor was updated on October 9, 2026 and AuthentiKate on October 22, 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.*