# QUARCS vs 月球全图

The clearest difference is price: QUARCS at Free against 月球全图's $0.99. 月球全图's advantage is update cadence (daily vs every 6 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

QUARCS is free to download; 月球全图 costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

QUARCS ships an update every 6 months, 月球全图 daily. The most recent releases landed on November 4, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | QUARCS | 月球全图 |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[3.0 (1 ratings)](https://appshunter.io/ios/app/quarcs/id6479396546/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Daily** |
| Monetization | Free | — |
| Size | 30 MB | 16 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Light Speed Vision(Beijing) Co., Ltd](https://appshunter.io/developer/1511662353) | [建荣 金](https://appshunter.io/developer/6798779315) |

## What reviewers say

### QUARCS

[App page](https://appshunter.io/ios/app/quarcs/id6479396546)

This open-source software kit enables remote astrophotography capture via Wi-Fi and computer. It offers comprehensive control over telescope mounts, cameras, autoguiding, and electric focusers, integrating with Stellarium for sky mapping.

**Highlights:** Remote capture via Wi-Fi, Computer remote capture via LAN, Mount control, Camera control, Autoguiding, Electric focuser control, Stellarium skymap integration

**Features:** macOS Compatibility

**In-app purchases:** none


### 月球全图

[App page](https://appshunter.io/ios/app/id6817230996)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is QUARCS free?

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

### Is 月球全图 free?

月球全图 costs $0.99, with no in-app purchases.

### Do QUARCS or 月球全图 have ads?

Neither QUARCS nor 月球全图 shows ads.

### Which is updated more often, QUARCS or 月球全图?

QUARCS ships an update every 6 months, and 月球全图 daily. Most recently, QUARCS was updated on November 4, 2026 and 月球全图 on October 31, 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.*