# AbsolutelyThin vs GLP

The clearest difference is in-app purchases: AbsolutelyThin at none against GLP's 11. GLP's advantage is update cadence (every 2 weeks vs every 66 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. GLP sells 11 in-app purchases, starting at $9.99 per month. AbsolutelyThin asks for nothing beyond the download.

AbsolutelyThin ships an update every 66 months, GLP every 2 weeks. The most recent releases landed on September 13, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | AbsolutelyThin | GLP |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (921 ratings)](https://appshunter.io/ios/app/glp-1-weight-loss-tracker-pep/id6504788281/reviews)** |
| Number of ratings | — | **921** |
| Positive reviews | — | 75.9% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 66 months | **Every 2 weeks** |
| Monetization | — | Freemium |
| Size | 187 MB | 53 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 12+ |
| Developer | [Absolutely Thin, LLC](https://appshunter.io/developer/1481547873) | [Shred Apps, LLC](https://appshunter.io/developer/1321279347) |

## What reviewers say

### AbsolutelyThin

[App page](https://appshunter.io/ios/app/absolutelythin/id1481547874)

**Features:** macOS Compatibility

**In-app purchases:** none


### GLP

[App page](https://appshunter.io/ios/app/glp-1-weight-loss-tracker-pep/id6504788281)

Manage your GLP-1 medication routine with this comprehensive app. Track injections, pills, progress, nutrition, and receive smart reminders to stay consistent and motivated on your weight loss journey.

**Highlights:** Supports all weight loss medications (injections/pills), Smart medication insights and injection site rotation, Custom reminders for doses, weigh-ins, and meals, Visual progress tracking with charts and photos, Nutrition monitoring and AI food scanner, All-in-one daily dashboard

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

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Access All GLP-1 Tracking Tools | $9.99 | per month |
| Access All GLP-1 Tracking Tools | $9.99 | per month |
| Monthly Special Offer | $9.99 | per month |
| Access All GLP-1 Tracking Tools | $19.99 | per year |
| Access All GLP-1 Tracking Tools | $29.99 | per year |
| Access All GLP-1 Tracking Tools | $29.99 | per year |
| Access All GLP-1 Tracking Tools | $34.99 | per year |
| Access All GLP-1 Tracking Tools | $39.99 | per year |
| Access All GLP-1 Tracking Tools | $39.99 | per year |
| New Year's Special Offer | $39.99 | per year |
| Access All GLP-1 Tracking Tools | $59.99 | per year |

**What reviewers like**

- 👍 User-friendly interface
- 🚀 Seamless tracking capabilities
- 💡 Comprehensive features for GLP-1 journey
- 🔒 Responsive app creators
- 👍 Easy to log shots, water, and protein intake

**What reviewers complain about**

- 💰 Expensive yearly subscription
- 🐛 Buggy login/profile issues

**Reported bugs**

- Login screen freezes
- Profile data not persisting

**Requested features**

- Monthly subscription option
- Improved note-taking functionality


## Frequently asked questions

### Is AbsolutelyThin free?

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

### Is GLP free?

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

### Do AbsolutelyThin or GLP have ads?

Neither AbsolutelyThin nor GLP shows ads.

### Which is updated more often, AbsolutelyThin or GLP?

AbsolutelyThin ships an update every 66 months, and GLP every 2 weeks. Most recently, AbsolutelyThin was updated on September 13, 2026 and GLP on September 30, 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.*