# RiKeyboard vs 英語学習

The clearest difference is in-app purchases: RiKeyboard at none against 英語学習's 3. RiKeyboard also leads on iOS requirement (8.0 vs 13.0). 英語学習's advantage is update cadence (every 4 days vs every 3 weeks) and review sentiment (90% vs 82%). On price, ads and device support there is nothing between them.

Both are free to download. 英語学習 sells 3 in-app purchases, starting at $5.99 per month. RiKeyboard asks for nothing beyond the download.

RiKeyboard ships an update every 3 weeks, 英語学習 every 4 days. The most recent releases landed on October 15, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | RiKeyboard | 英語学習 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (3 ratings)](https://appshunter.io/ios/app/rikeyboard/id1386036240/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 82.4% of reviews | **90.5% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 4 days** |
| Monetization | **Free** | Freemium |
| Size | 17 MB | 145 MB |
| Requires iOS | **8.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [nakamura yusaku](https://appshunter.io/developer/1662214416) | [ATSUSHI KIMURA](https://appshunter.io/developer/1829870349) |

## What reviewers say

### RiKeyboard

[App page](https://appshunter.io/ios/app/rikeyboard/id1386036240)

This app provides an enhanced keyboard experience with a wide range of characters beyond standard alphabets and numbers. It includes various symbols and special mathematical characters, all accessible without requiring full keyboard access.

**Highlights:** Alphabet input, Number input (123, ¹²³, ₁₂₃), Standard symbols, Special characters (integral, sigma), No full access required

**Features:** macOS Compatibility

**In-app purchases:** none


### 英語学習

[App page](https://appshunter.io/ios/app/boostai/id6749287559)

This AI-powered app offers instant English writing feedback, detailed explanations, and AI chat for deeper understanding. It supports various writing styles and learning goals, helping users improve their English proficiency anytime, anywhere.

**Highlights:** Instant AI essay correction, Detailed explanations for errors, Handwriting recognition for essays, AI chat for clarification, Learning history management, Diverse question formats, Flashcards and English news

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Boost Pro 月額プラン | $5.99 | per month |
| 3ヶ月 | $11.99 | per 3 months |
| Boost Pro 年額プラン | $39.99 | per year |


## Frequently asked questions

### Is RiKeyboard free?

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

### Is 英語学習 free?

英語学習 is free to download, with in-app purchases available.

### Do RiKeyboard or 英語学習 have ads?

Neither RiKeyboard nor 英語学習 shows ads.

### Which is updated more often, RiKeyboard or 英語学習?

RiKeyboard ships an update every 3 weeks, and 英語学習 every 4 days. Most recently, RiKeyboard was updated on October 15, 2026 and 英語学習 on October 16, 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.*