# AI文章添削 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文章添削's 1. AI文章添削'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文章添削 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文章添削 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 September 10, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | AI文章添削 | AI英語添削くん 正しい英文に添削推敲 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 80.0% 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 | 21 MB | 8 MB |
| Requires iOS | **16.0** | 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文章添削

[App page](https://appshunter.io/ios/app/ai/id6474089586)

This app uses AI to refine your writing, offering suggestions for grammar, spelling, and style. It can adjust text length and tailor content for different audiences and tones, making writing easier for everyone.

**Highlights:** AI-powered text correction, Grammar and spelling checks, Style and tone adjustment, Character count optimization, Audience-specific text tailoring, End-of-sentence style conversion

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| はかどるモード | $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文章添削 free?

AI文章添削 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文章添削 or AI英語添削くん 正しい英文に添削推敲 have ads?

Both AI文章添削 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文章添削 or AI英語添削くん 正しい英文に添削推敲?

AI文章添削 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文章添削 was updated on September 10, 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.*