# ST vs GlassTrack

The clearest difference is update cadence: GlassTrack at monthly against ST's every 39 months. ST's advantage is iOS requirement (11.0 vs 16.0). 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.

ST ships an update every 39 months, GlassTrack monthly. Both last shipped on October 5, 2026.

## The numbers

| Metric | ST | GlassTrack |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 39 months | **Monthly** |
| Size | 10 MB | 56 MB |
| Requires iOS | **11.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Globalsat Technology Corporation.](https://appshunter.io/developer/624997558) | [HeronTrack](https://appshunter.io/developer/1462166685) |

## What reviewers say

### ST

[App page](https://appshunter.io/ios/app/st-20/id1494673055)

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

**In-app purchases:** none


### GlassTrack

[App page](https://appshunter.io/ios/app/glasstrack/id1553246626)

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

**In-app purchases:** none


## Frequently asked questions

### Is ST free?

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

### Is GlassTrack free?

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

### Do ST or GlassTrack have ads?

Neither ST nor GlassTrack shows ads.

### Which is updated more often, ST or GlassTrack?

ST ships an update every 39 months, and GlassTrack monthly. Most recently, ST was updated on October 5, 2026 and GlassTrack on October 5, 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.*