# 高校世界史 一問一答｜世界史マスター vs ゆるSPI

The clearest difference is in-app purchases: 高校世界史 一問一答｜世界史マスター at none against ゆるSPI's 1. ゆるSPI's advantage is ads (none vs shown) and update cadence (daily vs every 10 days). On price, device support and iOS requirement there is nothing between them.

Both are free to download. ゆるSPI sells 1 one-off in-app purchase. 高校世界史 一問一答｜世界史マスター asks for nothing beyond the download.

高校世界史 一問一答｜世界史マスター ships an update every 10 days, ゆるSPI daily. The most recent releases landed on November 5, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | 高校世界史 一問一答｜世界史マスター | ゆるSPI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 10 days | **Daily** |
| Size | 30 MB | 199 MB |
| Requires iOS | 16.6 | **15.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Hirokazu Kurokawa](https://appshunter.io/developer/463196366) | [KAORI YAMAWAKI](https://appshunter.io/developer/1827654606) |

## What reviewers say

### 高校世界史 一問一答｜世界史マスター

[App page](https://appshunter.io/ios/app/id6761406157)

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

**In-app purchases:** none


### ゆるSPI

[App page](https://appshunter.io/ios/app/spi/id6800965787)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| プレミアム | $1.99 | one-time |


## Frequently asked questions

### Is 高校世界史 一問一答｜世界史マスター free?

高校世界史 一問一答｜世界史マスター is free to download, with no in-app purchases.

### Is ゆるSPI free?

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

### Do 高校世界史 一問一答｜世界史マスター or ゆるSPI have ads?

高校世界史 一問一答｜世界史マスター shows ads; ゆるSPI does not.

### Which is updated more often, 高校世界史 一問一答｜世界史マスター or ゆるSPI?

高校世界史 一問一答｜世界史マスター ships an update every 10 days, and ゆるSPI daily. Most recently, 高校世界史 一問一答｜世界史マスター was updated on November 5, 2026 and ゆるSPI on November 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.*