# 布谷 Bugu vs MowenJS

The clearest difference is price: 布谷 Bugu at Free against MowenJS's $0.99. 布谷 Bugu also leads on update cadence (every 4 days vs monthly). MowenJS's advantage is in-app purchases (none vs 2). On ads, device support and iOS requirement there is nothing between them.

布谷 Bugu is free to download; MowenJS costs $0.99 up front. 布谷 Bugu sells 2 in-app purchases, starting at $0.99 per month. MowenJS asks for nothing beyond the download.

布谷 Bugu ships an update every 4 days, MowenJS monthly. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | 布谷 Bugu | MowenJS |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 4 days** | Monthly |
| Monetization | — | Paid |
| Size | 10 MB | 56 MB |
| Requires iOS | **17.6** | 18 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [雪苗 林](https://appshunter.io/developer/1800587536) | [豪华 潘](https://appshunter.io/developer/1848246290) |

## What reviewers say

### 布谷 Bugu

[App page](https://appshunter.io/ios/app/bugu/id6754210320)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月度订阅 | $0.99 | per month |
| 年度订阅 | $2.99 | per year |


### MowenJS

[App page](https://appshunter.io/ios/app/mowenjs-japanese-analysis/id6763732396)

This tool deconstructs Japanese text into its core components, including parts of speech, readings, and dictionary forms. It offers OCR capabilities for analyzing text from images and integrates with system-wide features for seamless text analysis.

**Highlights:** Morphological analysis, OCR and image analysis, System-wide extensions, 100% offline functionality, Home screen widgets

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

**In-app purchases:** none


## Frequently asked questions

### Is 布谷 Bugu free?

布谷 Bugu is free to download, with in-app purchases available.

### Is MowenJS free?

MowenJS costs $0.99, with no in-app purchases.

### Do 布谷 Bugu or MowenJS have ads?

Neither 布谷 Bugu nor MowenJS shows ads.

### Which is updated more often, 布谷 Bugu or MowenJS?

布谷 Bugu ships an update every 4 days, and MowenJS monthly. Most recently, 布谷 Bugu was updated on October 30, 2026 and MowenJS 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.*