# GUL PILATES vs Action Tracer

The clearest difference is update cadence: Action Tracer at weekly against GUL PILATES's every 15 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.

GUL PILATES ships an update every 15 months, Action Tracer weekly. Both last shipped on November 3, 2026.

## The numbers

| Metric | GUL PILATES | Action Tracer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 15 months | **Weekly** |
| Size | 32 MB | 73 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Arbox LTD](https://appshunter.io/developer/1021244486) | [学斌 赵](https://appshunter.io/developer/1514555505) |

## What reviewers say

### GUL PILATES

[App page](https://appshunter.io/ios/app/gul-pilates/id6453473976)

**Features:** macOS Compatibility

**In-app purchases:** none


### Action Tracer

[App page](https://appshunter.io/ios/app/action-tracer/id6465174912)

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

**In-app purchases:** none


## Frequently asked questions

### Is GUL PILATES free?

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

### Is Action Tracer free?

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

### Do GUL PILATES or Action Tracer have ads?

Neither GUL PILATES nor Action Tracer shows ads.

### Which is updated more often, GUL PILATES or Action Tracer?

GUL PILATES ships an update every 15 months, and Action Tracer weekly. Most recently, GUL PILATES was updated on November 3, 2026 and Action Tracer on November 3, 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.*