# HTML Quiz vs 統計学の教科書（下）推測統計と多変量解析

The clearest difference is device support: HTML Quiz at 3 against 統計学の教科書（下）推測統計と多変量解析's 1. HTML Quiz also leads on iOS requirement (15.1 vs 17.0). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. HTML Quiz sells 3 in-app purchases, starting at $0.99 per 7 days and 統計学の教科書（下）推測統計と多変量解析 sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

HTML Quiz ships an update every 2 weeks, 統計学の教科書（下）推測統計と多変量解析 every 11 days. The most recent releases landed on November 4, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | HTML Quiz | 統計学の教科書（下）推測統計と多変量解析 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 2 weeks | **Every 11 days** |
| Monetization | Free with in-app purchases | — |
| Size | 82 MB | 9 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Creatopia Inc.](https://appshunter.io/developer/1523447963) | [Kusama Yoshiki](https://appshunter.io/developer/6783340205) |

## What reviewers say

### HTML Quiz

[App page](https://appshunter.io/ios/app/html-quiz-learn-with-ai/id6738896756)

Learn HTML quickly through engaging, game-like quizzes. An AI personalizes your learning path and offers instant help when you're stuck. Master programming skills in just 5 minutes a day, from beginner to advanced levels.

**Highlights:** Learn HTML in 5 minutes daily, AI-suggested optimal questions, Interactive AI Teacher for explanations, Questions for all skill levels, Gamified learning experience, Progress tracking

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Weekly | $0.99 | per 7 days |
| Monthly Premium | $2.99 | per month |
| Yearly Premium | $29.99 | per year |


### 統計学の教科書（下）推測統計と多変量解析

[App page](https://appshunter.io/ios/app/id6814379375)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| プレミアム（全機能解放） | $2.99 | one-time |


## Frequently asked questions

### Is HTML Quiz free?

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

### Is 統計学の教科書（下）推測統計と多変量解析 free?

統計学の教科書（下）推測統計と多変量解析 is free to download, with in-app purchases available.

### Do HTML Quiz or 統計学の教科書（下）推測統計と多変量解析 have ads?

Both HTML Quiz and 統計学の教科書（下）推測統計と多変量解析 show ads.

### Which is updated more often, HTML Quiz or 統計学の教科書（下）推測統計と多変量解析?

HTML Quiz ships an update every 2 weeks, and 統計学の教科書（下）推測統計と多変量解析 every 11 days. Most recently, HTML Quiz was updated on November 4, 2026 and 統計学の教科書（下）推測統計と多変量解析 on November 6, 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.*