# iPSマスター vs QA²

The clearest difference is update cadence: QA² at every 3 weeks against iPSマスター's every 4 months. QA² also leads on device support (3 vs 1). iPSマスター's advantage is iOS requirement (8.0 vs 15.0). 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.

iPSマスター ships an update every 4 months, QA² every 3 weeks. The most recent releases landed on September 5, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | iPSマスター | QA² |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 weeks** |
| Size | 684 MB | 181 MB |
| Requires iOS | **8.0** | 15.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [KYOTO UNIVERSITY](https://appshunter.io/developer/736070990) | [TISI Incorporated](https://appshunter.io/developer/463993929) |

## What reviewers say

### iPSマスター

[App page](https://appshunter.io/ios/app/ips/id1073322395)

**Features:** macOS Compatibility

**In-app purchases:** none


### QA²

[App page](https://appshunter.io/ios/app/qa/id6747648497)

**In-app purchases:** none


## Frequently asked questions

### Is iPSマスター free?

iPSマスター is free to download, with no in-app purchases.

### Is QA² free?

QA² is free to download, with no in-app purchases.

### Do iPSマスター or QA² have ads?

Neither iPSマスター nor QA² shows ads.

### Which is updated more often, iPSマスター or QA²?

iPSマスター ships an update every 4 months, and QA² every 3 weeks. Most recently, iPSマスター was updated on September 5, 2026 and QA² 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.*