# 蓝狐盒子 vs 同调计划 | Sync Project

The clearest difference is in-app purchases: 同调计划 | Sync Project at none against 蓝狐盒子's 4. 同调计划 | Sync Project also leads on ads (none vs shown) and update cadence (weekly vs every 4 weeks). On price, device support and iOS requirement there is nothing between them.

Both are free to download. 蓝狐盒子 sells 4 in-app purchases, starting at $1.99 per month. 同调计划 | Sync Project asks for nothing beyond the download.

蓝狐盒子 ships an update every 4 weeks, 同调计划 | Sync Project weekly. The most recent releases landed on September 23, 2026 and September 5, 2026 respectively.

## The numbers

| Metric | 蓝狐盒子 | 同调计划 | Sync Project |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.0 (118 ratings)](https://appshunter.io/ios/app/id1628998734/reviews)** | — |
| Number of ratings | **118** | — |
| Positive reviews | 12.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 4 weeks | **Weekly** |
| Monetization | Free with in-app purchases | — |
| Size | 140 MB | 124 MB |
| Requires iOS | 14.0 | **13.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [IDOAI(HK) LIMITED](https://appshunter.io/developer/1640227048) | [上海凌可通电子科技有限公司](https://appshunter.io/developer/1797015309) |

## What reviewers say

### 蓝狐盒子

[App page](https://appshunter.io/ios/app/id1628998734)

This app offers a streamlined experience for reading comics and viewing images offline. It supports a wide range of file formats and provides flexible import options, along with customizable reading settings for optimal comfort. Effortlessly manage your comic library with intuitive organization tools.

**Highlights:** Extensive format support (CBZ, CBR, EPUB, MOBI, PDF), Multiple import options (WiFi, local files, RSS), Seamless offline image viewing (PNG, JPG), Versatile page-turning modes, Customizable reading settings (orientation, brightness), Intuitive comic shelf management

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 普通会员连续包月 | $1.99 | per month |
| 高级会员连续包月 | $2.99 | per month |
| 高级会员连续包年 | $24.99 | per year |
| 解锁全部导入功能 | $6.99 | one-time |


### 同调计划 | Sync Project

[App page](https://appshunter.io/ios/app/sync-project/id6756963398)

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

**In-app purchases:** none


## Frequently asked questions

### Is 蓝狐盒子 free?

蓝狐盒子 is free to download, with in-app purchases available.

### Is 同调计划 | Sync Project free?

同调计划 | Sync Project is free to download, with no in-app purchases.

### Do 蓝狐盒子 or 同调计划 | Sync Project have ads?

蓝狐盒子 shows ads; 同调计划 | Sync Project does not.

### Which is updated more often, 蓝狐盒子 or 同调计划 | Sync Project?

蓝狐盒子 ships an update every 4 weeks, and 同调计划 | Sync Project weekly. Most recently, 蓝狐盒子 was updated on September 23, 2026 and 同调计划 | Sync Project on September 5, 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.*