# QuarkGpos vs GSM

The clearest difference is update cadence: GSM at every 4 weeks against QuarkGpos's every 8 months. 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.

QuarkGpos ships an update every 8 months, GSM every 4 weeks. The most recent releases landed on October 29, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | QuarkGpos | GSM |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 4 weeks** |
| Size | 6 MB | 44 MB |
| Requires iOS | 15.6 | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Quark 3-0-1 company limited](https://appshunter.io/developer/1114769783) | [BUSINESS SOLUTION SOFT COMPANY LIMITED](https://appshunter.io/developer/1513169224) |

## What reviewers say

### QuarkGpos

[App page](https://appshunter.io/ios/app/quarkgpos/id1444507213)

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

**In-app purchases:** none


### GSM

[App page](https://appshunter.io/ios/app/gsm/id1543106039)

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

**In-app purchases:** none


## Frequently asked questions

### Is QuarkGpos free?

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

### Is GSM free?

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

### Do QuarkGpos or GSM have ads?

Neither QuarkGpos nor GSM shows ads.

### Which is updated more often, QuarkGpos or GSM?

QuarkGpos ships an update every 8 months, and GSM every 4 weeks. Most recently, QuarkGpos was updated on October 29, 2026 and GSM on October 24, 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.*