# 日本の野鳥（山溪ハンディ図鑑） vs 六法

The clearest difference is price: 六法 at Free against 日本の野鳥（山溪ハンディ図鑑）'s $23.99. 六法 also leads on update cadence (weekly vs every 8 months) and device support (6 vs 4). 日本の野鳥（山溪ハンディ図鑑）'s advantage is in-app purchases (none vs 1) and ads (none vs shown). On review sentiment and iOS requirement there is nothing between them.

六法 is free to download; 日本の野鳥（山溪ハンディ図鑑） costs $23.99 up front. 六法 sells 1 in-app purchase, starting at $4.99 per 3 months. 日本の野鳥（山溪ハンディ図鑑） asks for nothing beyond the download.

日本の野鳥（山溪ハンディ図鑑） ships an update every 8 months, 六法 weekly. Both last shipped on October 24, 2026.

## The numbers

| Metric | 日本の野鳥（山溪ハンディ図鑑） | 六法 |
| --- | --- | --- |
| Price | $23.99 | **Free** |
| Rating | — | **[5.0 (15 ratings)](https://appshunter.io/ios/app/id1272669652/reviews)** |
| Number of ratings | — | **15** |
| Positive reviews | 65.0% of reviews | **72.7% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 8 months | **Weekly** |
| Size | 428 MB | 113 MB |
| Requires iOS | 13.4 | 13.4 |
| Devices | iPhone, iPad, iPod, Apple Watch | **iPhone, iPad, iPod, Mac, Apple TV, Apple Watch** |
| Age rating | 4+ | 12+ |
| Developer | [物書堂](https://appshunter.io/developer/284350529) | [Catalystwo Limited](https://appshunter.io/developer/300184553) |

## What reviewers say

### 日本の野鳥（山溪ハンディ図鑑）

[App page](https://appshunter.io/ios/app/id977908708)

**Features:** Apple Watch app

**In-app purchases:** none


### 六法

[App page](https://appshunter.io/ios/app/id1272669652)

**Features:** Family Sharing, Apple Wallet, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 集中モード（3ヶ月プラン） | $4.99 | per 3 months |


## Frequently asked questions

### Is 日本の野鳥（山溪ハンディ図鑑） free?

日本の野鳥（山溪ハンディ図鑑） costs $23.99, with no in-app purchases.

### Is 六法 free?

六法 is free to download, with in-app purchases available.

### Do 日本の野鳥（山溪ハンディ図鑑） or 六法 have ads?

六法 shows ads; 日本の野鳥（山溪ハンディ図鑑） does not.

### Which is updated more often, 日本の野鳥（山溪ハンディ図鑑） or 六法?

日本の野鳥（山溪ハンディ図鑑） ships an update every 8 months, and 六法 weekly. Most recently, 日本の野鳥（山溪ハンディ図鑑） was updated on October 24, 2026 and 六法 on October 24, 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.*