# QB説明　３年　三角形 vs ぼくらの瞬間英作文

The clearest difference is price: ぼくらの瞬間英作文 at Free against QB説明　３年　三角形's $3.99. ぼくらの瞬間英作文 also leads on update cadence (every 6 days vs every 33 months). QB説明　３年　三角形's advantage is in-app purchases (none vs 12) and iOS requirement (13.0 vs 16.6). On ads and device support there is nothing between them.

ぼくらの瞬間英作文 is free to download; QB説明　３年　三角形 costs $3.99 up front. ぼくらの瞬間英作文 sells 11 in-app purchases, starting at $2.99 per month. QB説明　３年　三角形 asks for nothing beyond the download.

QB説明　３年　三角形 ships an update every 33 months, ぼくらの瞬間英作文 every 6 days. The most recent releases landed on September 17, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | QB説明　３年　三角形 | ぼくらの瞬間英作文 |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/id1503664326/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 73.9% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 33 months | **Every 6 days** |
| Monetization | — | Free with in-app purchases |
| Size | 8 MB | 75 MB |
| Requires iOS | **13.0** | 16.6 |
| Devices | iPad | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Suzuki Educational Software Co.,Ltd.](https://appshunter.io/developer/585512975) | [Tomonori Takeuchi](https://appshunter.io/developer/1503664055) |

## What reviewers say

### QB説明　３年　三角形

[App page](https://appshunter.io/ios/app/qb/id881247941)

**In-app purchases:** none


### ぼくらの瞬間英作文

[App page](https://appshunter.io/ios/app/id1503664326)

Improve your spoken English with daily sentence-building exercises and AI-powered feedback. Learn grammar and practice constructing natural-sounding English phrases in just five minutes a day.

**Highlights:** 2000+ sentence-building exercises, AI English feedback and suggestions, Step-by-step learning method, Comprehensive grammar for conversation, Daily updated practice sentences, Focus on speaking fluency

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

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AI添削プラス_プレミアムユーザー専用 | $2.99 | per month |
| １ヶ月プラン | $5.99 | per month |
| AI添削プラス_年間_プレミアムユーザー専用 | $19.99 | per year |
| １年プラン | $49.99 | per year |
| おとなの英作文（追加コンテンツ） | $11.99 | one-time |
| ぼくらの瞬間英作文 プレミアムプラン | $19.99 | one-time |
| ぼくらの瞬間英作文 プレミアムプラン | $20.99 | one-time |
| ぼくらの瞬間英作文「プレミアム + 追加コンテンツ」 | $29.99 | one-time |
| プレミアムプラス_買い切り_プレミアムユーザー用 | $29.99 | one-time |
| ぼくらの瞬間英作文 プレミアムプラン | $31.99 | one-time |
| プレミアムプラス_買い切りプラン | $79.99 | one-time |


## Frequently asked questions

### Is QB説明　３年　三角形 free?

QB説明　３年　三角形 costs $3.99, with no in-app purchases.

### Is ぼくらの瞬間英作文 free?

ぼくらの瞬間英作文 is free to download, with in-app purchases available.

### Do QB説明　３年　三角形 or ぼくらの瞬間英作文 have ads?

Neither QB説明　３年　三角形 nor ぼくらの瞬間英作文 shows ads.

### Which is updated more often, QB説明　３年　三角形 or ぼくらの瞬間英作文?

QB説明　３年　三角形 ships an update every 33 months, and ぼくらの瞬間英作文 every 6 days. Most recently, QB説明　３年　三角形 was updated on September 17, 2026 and ぼくらの瞬間英作文 on October 27, 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.*