# 英語発音速成攻略 vs Simple Wordbook

The clearest difference is in-app purchases: Simple Wordbook at none against 英語発音速成攻略's 1. Simple Wordbook also leads on update cadence (every 3 weeks vs every 6 months). 英語発音速成攻略's advantage is iOS requirement (9.0 vs 16.0). On price, ads and device support there is nothing between them.

Both are free to download. 英語発音速成攻略 sells 1 one-off in-app purchase. Simple Wordbook asks for nothing beyond the download.

英語発音速成攻略 ships an update every 6 months, Simple Wordbook every 3 weeks. The most recent releases landed on November 1, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | 英語発音速成攻略 | Simple Wordbook |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.4 (5 ratings)](https://appshunter.io/ios/app/simple-wordbook-ai-examples/id6738002889/reviews)** |
| Number of ratings | — | **5** |
| Positive reviews | 81.8% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 6 months | **Every 3 weeks** |
| Monetization | — | Ad-supported |
| Size | 153 MB | 15 MB |
| Requires iOS | **9.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Otek International Inc.](https://appshunter.io/developer/318583126) | [Keisuke Shibata](https://appshunter.io/developer/1791551970) |

## What reviewers say

### 英語発音速成攻略

[App page](https://appshunter.io/ios/app/id560823627)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 有料版にアップグレード | $2.99 | one-time |


### Simple Wordbook

[App page](https://appshunter.io/ios/app/simple-wordbook-ai-examples/id6738002889)

This app helps you remember new words by collecting them, providing translations, and generating AI example sentences. Review your vocabulary with quizzes and track your learning streaks. It supports multiple languages and requires an internet connection for some features.

**Highlights:** Personal vocabulary notebook, Automatic translations, AI example sentence generation, Pronunciation playback, Review quizzes, Learning streak tracking, Multi-language support

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

**In-app purchases:** none


## Frequently asked questions

### Is 英語発音速成攻略 free?

英語発音速成攻略 is free to download, with in-app purchases available.

### Is Simple Wordbook free?

Simple Wordbook is free to download, with no in-app purchases.

### Do 英語発音速成攻略 or Simple Wordbook have ads?

Both 英語発音速成攻略 and Simple Wordbook show ads.

### Which is updated more often, 英語発音速成攻略 or Simple Wordbook?

英語発音速成攻略 ships an update every 6 months, and Simple Wordbook every 3 weeks. Most recently, 英語発音速成攻略 was updated on November 1, 2026 and Simple Wordbook on November 8, 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.*