# DHC語学 vs AI英語添削くん 正しい英文に添削推敲

The clearest difference is ads: DHC語学 at none against AI英語添削くん 正しい英文に添削推敲's shown. DHC語学 also leads on iOS requirement (9.0 vs 17.6). On price, update cadence, 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.

Both ship on a similar rhythm, roughly every 4 months. The most recent releases landed on October 7, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | DHC語学 | AI英語添削くん 正しい英文に添削推敲 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/dhc/id1272489805/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | Every 4 months |
| Monetization | Free | — |
| Size | 63 MB | 8 MB |
| Requires iOS | **9.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [DHC Corporation](https://appshunter.io/developer/503899640) | [kaitekidigital Inc.](https://appshunter.io/developer/1305009205) |

## What reviewers say

### DHC語学

[App page](https://appshunter.io/ios/app/dhc/id1272489805)

This app complements DHC language courses and books by allowing users to download and play accompanying audio content. It supports background playback, enabling listening even when the screen is locked or other apps are in use. Access is restricted to course enrollees or book purchasers.

**Highlights:** Downloadable audio content, Audio playback, Background audio playback, Offline listening

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

**In-app purchases:** none


### 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 DHC語学 free?

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

### 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 DHC語学 or AI英語添削くん 正しい英文に添削推敲 have ads?

AI英語添削くん 正しい英文に添削推敲 shows ads; DHC語学 does not.

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

DHC語学 ships an update every 4 months, and AI英語添削くん 正しい英文に添削推敲 every 4 months. Most recently, DHC語学 was updated on October 7, 2026 and AI英語添削くん 正しい英文に添削推敲 on October 8, 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.*