# 淘開心集運 vs SoloBook

The clearest difference is ads: SoloBook at none against 淘開心集運's shown. 淘開心集運's advantage is update cadence (every 5 days vs every 3 weeks) and iOS requirement (12.0 vs 15.0). On price, 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.

淘開心集運 ships an update every 5 days, SoloBook every 3 weeks. The most recent releases landed on October 7, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | 淘開心集運 | SoloBook |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 5 days** | Every 3 weeks |
| Size | 35 MB | 41 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Lun Chit Chan](https://appshunter.io/developer/1718020823) | [Cider System Company Limited](https://appshunter.io/developer/6797756087) |

## What reviewers say

### 淘開心集運

[App page](https://appshunter.io/ios/app/id6472878690)

**Features:** macOS Compatibility

**In-app purchases:** none


### SoloBook

[App page](https://appshunter.io/ios/app/solobook/id6799008950)

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

**In-app purchases:** none


## Frequently asked questions

### Is 淘開心集運 free?

淘開心集運 is free to download, with no in-app purchases.

### Is SoloBook free?

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

### Do 淘開心集運 or SoloBook have ads?

淘開心集運 shows ads; SoloBook does not.

### Which is updated more often, 淘開心集運 or SoloBook?

淘開心集運 ships an update every 5 days, and SoloBook every 3 weeks. Most recently, 淘開心集運 was updated on October 7, 2026 and SoloBook on October 10, 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.*