# SUNSCAN vs SQM Mobile

The clearest difference is update cadence: SUNSCAN at every 9 days against SQM Mobile's every 4 weeks. SUNSCAN also leads on device support (3 vs 1) and iOS requirement (15.1 vs 17.6). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

SUNSCAN ships an update every 9 days, SQM Mobile every 4 weeks. The most recent releases landed on September 11, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | SUNSCAN | SQM Mobile |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 4 weeks |
| Size | 47 MB | 42 MB |
| Requires iOS | **15.1** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 9+ | 4+ |
| Developer | [STAROS](https://appshunter.io/developer/1768267881) | [GerSpatial](https://appshunter.io/developer/504662245) |

## What reviewers say

### SUNSCAN

[App page](https://appshunter.io/ios/app/sunscan/id6680193688)

**Features:** macOS Compatibility

**In-app purchases:** none


### SQM Mobile

[App page](https://appshunter.io/ios/app/sqm-mobile/id6753923113)

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

**In-app purchases:** none


## Frequently asked questions

### Is SUNSCAN free?

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

### Is SQM Mobile free?

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

### Do SUNSCAN or SQM Mobile have ads?

Neither SUNSCAN nor SQM Mobile shows ads.

### Which is updated more often, SUNSCAN or SQM Mobile?

SUNSCAN ships an update every 9 days, and SQM Mobile every 4 weeks. Most recently, SUNSCAN was updated on September 11, 2026 and SQM Mobile on September 9, 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.*