# 知微宇宙 AstroPearl vs paperbox

The clearest difference is iOS requirement: 知微宇宙 AstroPearl at 15.1 against paperbox's 17.0. On price, ads, 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.

## The numbers

| Metric | 知微宇宙 AstroPearl | paperbox |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | — |
| Size | 614 MB | 13 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen Sanwu Yaofa Technology Limited.](https://appshunter.io/developer/1818322110) | [Tianjin Ruikai Technology Co., Ltd](https://appshunter.io/developer/1766739205) |

## What reviewers say

### 知微宇宙 AstroPearl

[App page](https://appshunter.io/ios/app/astropearl/id6746753340)

**In-app purchases:** none


### paperbox

[App page](https://appshunter.io/ios/app/paperbox/id6814316733)

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

**In-app purchases:** none


## Frequently asked questions

### Is 知微宇宙 AstroPearl free?

知微宇宙 AstroPearl is free to download, with no in-app purchases.

### Is paperbox free?

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

### Do 知微宇宙 AstroPearl or paperbox have ads?

Neither 知微宇宙 AstroPearl nor paperbox shows ads.

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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.*