# azooKey vs Document Detection

The clearest difference is ads: azooKey at none against Document Detection's shown. 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.

azooKey ships an update every 3 weeks, Document Detection every 5 weeks. The most recent releases landed on October 20, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | azooKey | Document Detection |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (5 ratings)](https://appshunter.io/ios/app/azookey-flex-japanese-input/id1542709230/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 71.2% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 3 weeks** | Every 5 weeks |
| Monetization | Free | — |
| Size | 179 MB | 14 MB |
| Requires iOS | 17.6 | **17.5** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Keita Miwa](https://appshunter.io/developer/1542709232) | [Hideaki Uchikoshi](https://appshunter.io/developer/1559575002) |

## What reviewers say

### azooKey

[App page](https://appshunter.io/ios/app/azookey-flex-japanese-input/id1542709230)

This app offers a highly customizable Japanese keyboard with advanced conversion and typing assistance. It features offline processing, user-defined layouts, and privacy-focused design. Enjoy effortless Japanese typing with personalized shortcuts and smooth cursor control.

**Highlights:** Neural kana-kanji conversion engine, Customizable key layouts and tabs, Live, real-time text conversion, Cursor movement and one-handed mode, Clipboard history and user dictionary support, Offline processing for privacy

**Features:** Vision Pro support

**In-app purchases:** none


### Document Detection

[App page](https://appshunter.io/ios/app/document-detection/id6511216739)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is azooKey free?

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

### Is Document Detection free?

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

### Do azooKey or Document Detection have ads?

Document Detection shows ads; azooKey does not.

### Which is updated more often, azooKey or Document Detection?

azooKey ships an update every 3 weeks, and Document Detection every 5 weeks. Most recently, azooKey was updated on October 20, 2026 and Document Detection on October 25, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*