# Contrology Studio vs Glapp

The clearest difference is in-app purchases: Contrology Studio at none against Glapp's 3. Contrology Studio also leads on iOS requirement (13.0.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Glapp sells 3 in-app purchases, starting at $4.99 per 7 days. Contrology Studio asks for nothing beyond the download.

## The numbers

| Metric | Contrology Studio | Glapp |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (994 ratings)](https://appshunter.io/ios/app/glapp-smart-glp-1-tracker/id6756984097/reviews)** |
| Number of ratings | — | **994** |
| Positive reviews | — | 78.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 8 days |
| Monetization | — | Free |
| Size | 28 MB | 133 MB |
| Requires iOS | **13.0.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Contrology Studio, LLC](https://appshunter.io/developer/1854443489) | [Glapp Inc.](https://appshunter.io/developer/1864045397) |

## What reviewers say

### Contrology Studio

[App page](https://appshunter.io/ios/app/contrology-studio/id6755534794)

**Features:** macOS Compatibility

**In-app purchases:** none


### Glapp

[App page](https://appshunter.io/ios/app/glapp-smart-glp-1-tracker/id6756984097)

Track your GLP-1 medication, monitor weight loss, and understand your body's response to treatments like Ozempic and Wegovy. This community-driven app helps you log doses, analyze effectiveness, and receive personalized tips for sustainable lifestyle changes. It also manages medication supply and prioritizes user privacy.

**Highlights:** Log GLP-1 medication doses and injection sites, Monitor weight loss progress, Analyze dose effectiveness and side effects, Track medication supply and expiry dates, Receive personalized nutrition and lifestyle tips, Access research-backed GLP-1 information

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Glapp Max Weekly | $4.99 | per 7 days |
| Glapp Max Monthly | $9.99 | per month |
| Glapp Max Annual | $39.99 | per year |


## Frequently asked questions

### Is Contrology Studio free?

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

### Is Glapp free?

Glapp is free to download, with in-app purchases available.

### Do Contrology Studio or Glapp have ads?

Neither Contrology Studio nor Glapp shows ads.

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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.*