# AI英文添削&翻訳 vs AI英語添削くん 正しい英文に添削推敲

The clearest difference is in-app purchases: AI英語添削くん 正しい英文に添削推敲 at none against AI英文添削&翻訳's 1. AI英文添削&翻訳's advantage is update cadence (every 3 weeks vs every 4 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. AI英文添削&翻訳 sells 1 in-app purchase, starting at $1.99 per month. AI英語添削くん 正しい英文に添削推敲 asks for nothing beyond the download.

AI英文添削&翻訳 ships an update every 3 weeks, AI英語添削くん 正しい英文に添削推敲 every 4 months. The most recent releases landed on August 18, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | AI英文添削&翻訳 | AI英語添削くん 正しい英文に添削推敲 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Every 3 weeks** | Every 4 months |
| Monetization | Free with in-app purchases | — |
| Size | 19 MB | 8 MB |
| Requires iOS | **16.2** | 17.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Akira Fujisawa](https://appshunter.io/developer/1533514621) | [kaitekidigital Inc.](https://appshunter.io/developer/1305009205) |

## What reviewers say

### AI英文添削&翻訳

[App page](https://appshunter.io/ios/app/ai-and/id6496865136)

This app uses AI technology to correct and translate English text. It analyzes various documents, from business to academic, offering suggestions for grammar, spelling, and expression. Customize your writing with style and word count adjustments.

**Highlights:** AI-powered English text correction, Grammar and spelling error detection, Expression improvement suggestions, Style and word count adjustment, Translation capabilities

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告を非表示 | $1.99 | per month |


### AI英語添削くん 正しい英文に添削推敲

[App page](https://appshunter.io/ios/app/ai/id6737055247)

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

**In-app purchases:** none


## Frequently asked questions

### Is AI英文添削&翻訳 free?

AI英文添削&翻訳 is free to download, with in-app purchases available.

### Is AI英語添削くん 正しい英文に添削推敲 free?

AI英語添削くん 正しい英文に添削推敲 is free to download, with no in-app purchases.

### Do AI英文添削&翻訳 or AI英語添削くん 正しい英文に添削推敲 have ads?

Both AI英文添削&翻訳 and AI英語添削くん 正しい英文に添削推敲 show ads.

### Which is updated more often, AI英文添削&翻訳 or AI英語添削くん 正しい英文に添削推敲?

AI英文添削&翻訳 ships an update every 3 weeks, and AI英語添削くん 正しい英文に添削推敲 every 4 months. Most recently, AI英文添削&翻訳 was updated on August 18, 2026 and AI英語添削くん 正しい英文に添削推敲 on September 21, 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.*