# Impulse EMS studio vs GCM Fit

Impulse EMS studio and GCM Fit are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Impulse EMS studio ships an update every 7 months, GCM Fit every 5 months. The most recent releases landed on October 18, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Impulse EMS studio | GCM Fit |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 5 months** |
| Size | 16 MB | 147 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Trainin](https://appshunter.io/developer/1732652497) | [Stichting GezondheidsCentra Maarssenbroek](https://appshunter.io/developer/1770089095) |

## What reviewers say

### Impulse EMS studio

[App page](https://appshunter.io/ios/app/impulse-ems-studio/id6651833373)

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

**In-app purchases:** none


### GCM Fit

[App page](https://appshunter.io/ios/app/gcm-fit/id6711355712)

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

**In-app purchases:** none


## Frequently asked questions

### Is Impulse EMS studio free?

Impulse EMS studio is free to download, with no in-app purchases.

### Is GCM Fit free?

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

### Do Impulse EMS studio or GCM Fit have ads?

Neither Impulse EMS studio nor GCM Fit shows ads.

### Which is updated more often, Impulse EMS studio or GCM Fit?

Impulse EMS studio ships an update every 7 months, and GCM Fit every 5 months. Most recently, Impulse EMS studio was updated on October 18, 2026 and GCM Fit on October 14, 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.*