# あのときのクイズ vs RoomEight

The clearest difference is in-app purchases: あのときのクイズ at none against RoomEight's 6. あのときのクイズ also leads on update cadence (daily vs fortnightly) and iOS requirement (12.0 vs 26.1). On price, ads and device support there is nothing between them.

Both are free to download. RoomEight sells 6 one-off in-app purchases. あのときのクイズ asks for nothing beyond the download.

あのときのクイズ ships an update daily, RoomEight fortnightly. The most recent releases landed on October 27, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | あのときのクイズ | RoomEight |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | **Daily** | Fortnightly |
| Size | 57 MB | 1.2 GB |
| Requires iOS | **12.0** | 26.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Larry Works](https://appshunter.io/developer/1701632846) | [Kawamata Koichiro](https://appshunter.io/developer/788575817) |

## What reviewers say

### あのときのクイズ

[App page](https://appshunter.io/ios/app/id6504123604)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### RoomEight

[App page](https://appshunter.io/ios/app/roomeight/id6757898977)

**Features:** macOS Compatibility

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Stage | $0.99 | one-time |
| Secret Book | $0.99 | one-time |
| Rewind Watch (Gold) | $0.99 | one-time |
| Secret Book x5 | $3.99 | one-time |
| Rewind Watch (Gold) x5 | $3.99 | one-time |
| Remove Ads | $29.99 | one-time |


## Frequently asked questions

### Is あのときのクイズ free?

あのときのクイズ is free to download, with no in-app purchases.

### Is RoomEight free?

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

### Do あのときのクイズ or RoomEight have ads?

Both あのときのクイズ and RoomEight show ads.

### Which is updated more often, あのときのクイズ or RoomEight?

あのときのクイズ ships an update daily, and RoomEight fortnightly. Most recently, あのときのクイズ was updated on October 27, 2026 and RoomEight on October 28, 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.*