# Server tester vs Yooai

The clearest difference is update cadence: Yooai at every 2 months against Server tester's every 4 months. Yooai also leads on iOS requirement (13.0 vs 18.6). Server tester's advantage is device support (4 vs 2). On price, 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.

Server tester ships an update every 4 months, Yooai every 2 months. The most recent releases landed on October 15, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Server tester | Yooai |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/yooai/id1453813106/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | — | Free |
| Size | 12 MB | 18 MB |
| Requires iOS | 18.6 | **13.0** |
| Devices | **iPhone, iPad, Mac, Apple TV** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Salenius Code AB](https://appshunter.io/developer/369955771) | [Guangzhou You'an Information Technology Co.,Ltd](https://appshunter.io/developer/1092018980) |

## What reviewers say

### Server tester

[App page](https://appshunter.io/ios/app/server-tester/id1002607024)

**Features:** Vision Pro support

**In-app purchases:** none


### Yooai

[App page](https://appshunter.io/ios/app/yooai/id1453813106)

Control your smart home devices remotely, including starting, stopping, and switching appliances. It supports various devices and allows sharing control with family and friends. Integrate with voice assistants for hands-free operation and receive equipment failure notifications.

**Highlights:** Remote appliance control, Support for various devices, Device sharing with family, Voice assistant integration, Equipment failure notifications

**In-app purchases:** none


## Frequently asked questions

### Is Server tester free?

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

### Is Yooai free?

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

### Do Server tester or Yooai have ads?

Neither Server tester nor Yooai shows ads.

### Which is updated more often, Server tester or Yooai?

Server tester ships an update every 4 months, and Yooai every 2 months. Most recently, Server tester was updated on October 15, 2026 and Yooai on October 13, 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.*