# iPSマスター vs 覚える百人一首

The clearest difference is in-app purchases: iPSマスター at none against 覚える百人一首's 1. iPSマスター also leads on ads (none vs shown) and iOS requirement (8.0 vs 17.6). 覚える百人一首's advantage is update cadence (every 3 weeks vs every 4 months). On price and device support there is nothing between them.

Both are free to download. 覚える百人一首 sells 1 one-off in-app purchase. iPSマスター asks for nothing beyond the download.

iPSマスター ships an update every 4 months, 覚える百人一首 every 3 weeks. The most recent releases landed on September 5, 2026 and June 10, 2026 respectively.

## The numbers

| Metric | iPSマスター | 覚える百人一首 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.0 (1 ratings)](https://appshunter.io/ios/app/id1114602371/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 62.5% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | **Every 3 weeks** |
| Size | 684 MB | 3 MB |
| Requires iOS | **8.0** | 17.6 |
| Devices | iPad | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [KYOTO UNIVERSITY](https://appshunter.io/developer/736070990) | [Yuki Hagiwara](https://appshunter.io/developer/1076129199) |

## What reviewers say

### iPSマスター

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

**Features:** macOS Compatibility

**In-app purchases:** none


### 覚える百人一首

[App page](https://appshunter.io/ios/app/id1114602371)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告を表示しない | $1.99 | one-time |


## 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 覚える百人一首 free?

覚える百人一首 is free to download, with in-app purchases available.

### Do iPSマスター or 覚える百人一首 have ads?

覚える百人一首 shows ads; iPSマスター does not.

### Which is updated more often, iPSマスター or 覚える百人一首?

iPSマスター ships an update every 4 months, and 覚える百人一首 every 3 weeks. Most recently, iPSマスター was updated on September 5, 2026 and 覚える百人一首 on June 10, 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.*