# AI文章添削くん 読みやすい日本語に校正推敲 vs Calenk

The clearest difference is ads: Calenk at none against AI文章添削くん 読みやすい日本語に校正推敲's shown. Calenk also leads on update cadence (weekly vs every 7 months) and iOS requirement (15.1 vs 17.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

AI文章添削くん 読みやすい日本語に校正推敲 ships an update every 7 months, Calenk weekly. The most recent releases landed on October 27, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | AI文章添削くん 読みやすい日本語に校正推敲 | Calenk |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 7 months | **Weekly** |
| Size | 5 MB | 51 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [kaitekidigital Inc.](https://appshunter.io/developer/1305009205) | [Toshiki Higaki](https://appshunter.io/developer/6782993971) |

## What reviewers say

### AI文章添削くん 読みやすい日本語に校正推敲

[App page](https://appshunter.io/ios/app/ai/id6737303674)

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

**In-app purchases:** none


### Calenk

[App page](https://appshunter.io/ios/app/calenk/id6782993969)

**In-app purchases:** none


## Frequently asked questions

### Is AI文章添削くん 読みやすい日本語に校正推敲 free?

AI文章添削くん 読みやすい日本語に校正推敲 is free to download, with no in-app purchases.

### Is Calenk free?

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

### Do AI文章添削くん 読みやすい日本語に校正推敲 or Calenk have ads?

AI文章添削くん 読みやすい日本語に校正推敲 shows ads; Calenk does not.

### Which is updated more often, AI文章添削くん 読みやすい日本語に校正推敲 or Calenk?

AI文章添削くん 読みやすい日本語に校正推敲 ships an update every 7 months, and Calenk weekly. Most recently, AI文章添削くん 読みやすい日本語に校正推敲 was updated on October 27, 2026 and Calenk on October 31, 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.*