# 覚える百人一首 vs Flag Quiz Time Attack Pro

The clearest difference is price: 覚える百人一首 at Free against Flag Quiz Time Attack Pro's $0.99. Flag Quiz Time Attack Pro's advantage is in-app purchases (none vs 1) and ads (none vs shown). On device support and iOS requirement there is nothing between them.

覚える百人一首 is free to download; Flag Quiz Time Attack Pro costs $0.99 up front. 覚える百人一首 sells 1 one-off in-app purchase. Flag Quiz Time Attack Pro asks for nothing beyond the download.

覚える百人一首 ships an update every 3 weeks, Flag Quiz Time Attack Pro every 4 days. The most recent releases landed on October 22, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | 覚える百人一首 | Flag Quiz Time Attack Pro |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| 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 | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | **Every 4 days** |
| Size | 3 MB | 44 MB |
| Requires iOS | **17.6** | 18.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Yuki Hagiwara](https://appshunter.io/developer/1076129199) | [Naoya Sato](https://appshunter.io/developer/1629194164) |

## What reviewers say

### 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 |


### Flag Quiz Time Attack Pro

[App page](https://appshunter.io/ios/app/flag-quiz-time-attack-pro/id1629194162)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### 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.

### Is Flag Quiz Time Attack Pro free?

Flag Quiz Time Attack Pro costs $0.99, with no in-app purchases.

### Do 覚える百人一首 or Flag Quiz Time Attack Pro have ads?

覚える百人一首 shows ads; Flag Quiz Time Attack Pro does not.

### Which is updated more often, 覚える百人一首 or Flag Quiz Time Attack Pro?

覚える百人一首 ships an update every 3 weeks, and Flag Quiz Time Attack Pro every 4 days. Most recently, 覚える百人一首 was updated on October 22, 2026 and Flag Quiz Time Attack Pro on October 30, 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.*