# 英作文が身につくアプリ！ BT Writing vs 瞬間英作文

The clearest difference is in-app purchases: 瞬間英作文 at none against 英作文が身につくアプリ！ BT Writing's 2. 瞬間英作文 also leads on update cadence (every 2 weeks vs every 3 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. 英作文が身につくアプリ！ BT Writing sells 2 in-app purchases, starting at $4.49 per month. 瞬間英作文 asks for nothing beyond the download.

英作文が身につくアプリ！ BT Writing ships an update every 3 months, 瞬間英作文 every 2 weeks. The most recent releases landed on June 24, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | 英作文が身につくアプリ！ BT Writing | 瞬間英作文 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Monetization | Freemium | — |
| Size | 26 MB | 59 MB |
| Requires iOS | 16.6 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Best Teacher, Inc.](https://appshunter.io/developer/1130896870) | [Kenta Suzuki](https://appshunter.io/developer/1646036860) |

## What reviewers say

### 英作文が身につくアプリ！ BT Writing

[App page](https://appshunter.io/ios/app/bt-writing/id1438836695)

This app helps you improve your English composition skills through a five-step process, from grammar review to writing your own sentences. It offers original content created by education professionals and feedback from native speakers.

**Highlights:** Grammar confirmation, Fill-in-the-blank exercises, Sentence ordering practice, Original essay writing, Native speaker feedback, Audio playback and dictation, Progressive learning steps

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| プレミアム会員 | $4.49 | per month |
| チケット | $0.99 | one-time |


### 瞬間英作文

[App page](https://appshunter.io/ios/app/quick-speak/id6443462724)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 英作文が身につくアプリ！ BT Writing free?

英作文が身につくアプリ！ BT Writing is free to download, with in-app purchases available.

### Is 瞬間英作文 free?

瞬間英作文 is free to download, with no in-app purchases.

### Do 英作文が身につくアプリ！ BT Writing or 瞬間英作文 have ads?

Neither 英作文が身につくアプリ！ BT Writing nor 瞬間英作文 shows ads.

### Which is updated more often, 英作文が身につくアプリ！ BT Writing or 瞬間英作文?

英作文が身につくアプリ！ BT Writing ships an update every 3 months, and 瞬間英作文 every 2 weeks. Most recently, 英作文が身につくアプリ！ BT Writing was updated on June 24, 2026 and 瞬間英作文 on September 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.*