# 天文望远镜AR vs 知微宇宙 AstroPearl

The clearest difference is update cadence: 天文望远镜AR at weekly against 知微宇宙 AstroPearl's every 5 weeks. 天文望远镜AR also leads on iOS requirement (9.0 vs 15.1). 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.

天文望远镜AR ships an update weekly, 知微宇宙 AstroPearl every 5 weeks. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | 天文望远镜AR | 知微宇宙 AstroPearl |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 5 weeks |
| Size | 381 MB | 614 MB |
| Requires iOS | **9.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen Augmreal Technology Co., Ltd.](https://appshunter.io/developer/779445557) | [Shenzhen Sanwu Yaofa Technology Limited.](https://appshunter.io/developer/1818322110) |

## What reviewers say

### 天文望远镜AR

[App page](https://appshunter.io/ios/app/ar/id1576496983)

**Features:** macOS Compatibility

**In-app purchases:** none


### 知微宇宙 AstroPearl

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

**In-app purchases:** none


## Frequently asked questions

### Is 天文望远镜AR free?

天文望远镜AR is free to download, with no in-app purchases.

### Is 知微宇宙 AstroPearl free?

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

### Do 天文望远镜AR or 知微宇宙 AstroPearl have ads?

Neither 天文望远镜AR nor 知微宇宙 AstroPearl shows ads.

### Which is updated more often, 天文望远镜AR or 知微宇宙 AstroPearl?

天文望远镜AR ships an update weekly, and 知微宇宙 AstroPearl every 5 weeks. Most recently, 天文望远镜AR was updated on November 3, 2026 and 知微宇宙 AstroPearl on October 30, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*