# Pigo vs 书影有鉴

The clearest difference is price: 书影有鉴 at Free against Pigo's $0.99. 书影有鉴 also leads on update cadence (every 3 months vs every 8 months). Pigo's advantage is in-app purchases (none vs 3) and iOS requirement (10.0 vs 17.6). On ads and device support there is nothing between them.

书影有鉴 is free to download; Pigo costs $0.99 up front. 书影有鉴 sells 3 in-app purchases, starting at $0.99 per month. Pigo asks for nothing beyond the download.

Pigo ships an update every 8 months, 书影有鉴 every 3 months. The most recent releases landed on May 16, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Pigo | 书影有鉴 |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | — | **[4.7 (3 ratings)](https://appshunter.io/ios/app/id6499317017/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 3 months** |
| Monetization | — | Free with in-app purchases |
| Size | 5 MB | 37 MB |
| Requires iOS | **10.0** | 17.6 |
| Devices | **iPhone, iPod, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [冬介 洪](https://appshunter.io/developer/1461781132) | [旭晨 段](https://appshunter.io/developer/1742993057) |

## What reviewers say

### Pigo

[App page](https://appshunter.io/ios/app/pigo/id1476038623)

**Features:** macOS Compatibility

**In-app purchases:** none


### 书影有鉴

[App page](https://appshunter.io/ios/app/id6499317017)

This app helps you catalog your entertainment life, including books, movies, TV shows, games, and anime. Easily add and personalize entries with images, notes, dates, and ratings. Enjoy a clean, intuitive interface for managing your cultural experiences.

**Highlights:** Catalog books, movies, TV shows, games, and anime, Personalized record editing, Add custom images and notes, Track viewing/reading dates, Rate and comment on entries, Clean and intuitive user interface

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 书影有鉴月度会员 | $0.99 | per month |
| 书影有鉴年度会员 | $9.99 | per year |
| 书影有鉴永久会员 | $19.99 | one-time |


## Frequently asked questions

### Is Pigo free?

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

### Is 书影有鉴 free?

书影有鉴 is free to download, with in-app purchases available.

### Do Pigo or 书影有鉴 have ads?

Neither Pigo nor 书影有鉴 shows ads.

### Which is updated more often, Pigo or 书影有鉴?

Pigo ships an update every 8 months, and 书影有鉴 every 3 months. Most recently, Pigo was updated on May 16, 2026 and 书影有鉴 on October 9, 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.*