# MDE Athletics vs Stackr

The clearest difference is rating: MDE Athletics at 5.0 against Stackr's 4.4. MDE Athletics also leads on in-app purchases (none vs 7) and device support (3 vs 1). Stackr's advantage is update cadence (weekly vs every 13 months) and ratings volume (202 vs 1). On price and ads there is nothing between them.

Both are free to download. Stackr sells 7 in-app purchases, starting at $7.99 per 7 days. MDE Athletics asks for nothing beyond the download.

MDE Athletics holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: Stackr has 202 ratings behind it against 1, so its average is the more settled of the two.

MDE Athletics ships an update every 13 months, Stackr weekly. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | MDE Athletics | Stackr |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/mde-athletics/id1643201444/reviews)** | [4.4 (202 ratings)](https://appshunter.io/ios/app/stackr-peptide-glp-1-tracker/id6764821587/reviews) |
| Number of ratings | 1 | **202** |
| Positive reviews | — | 68.8% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 13 months | **Weekly** |
| Monetization | **Free** | Freemium |
| Size | 54 MB | 88 MB |
| Requires iOS | **11.0.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [MDE Athletics LLC](https://appshunter.io/developer/1643201596) | [Stackr Holdings LLC](https://appshunter.io/developer/1896525659) |

## What reviewers say

### MDE Athletics

[App page](https://appshunter.io/ios/app/mde-athletics/id1643201444)

Manage your fitness membership and class schedule through a personalized portal. Stay updated on club events and easily sign up for activities. This app simplifies access to all MDE Athletics services.

**Highlights:** Personalized member portal, Class sign-up, Membership management, Event notifications, Access to MDE Athletics services

**Features:** macOS Compatibility

**In-app purchases:** none


### Stackr

[App page](https://appshunter.io/ios/app/stackr-peptide-glp-1-tracker/id6764821587)

This app simplifies tracking peptide and GLP-1 doses, including supplies like vials and pens. It offers smart reminders, home screen widgets, and visual charts of estimated active levels based on half-life. Designed for users managing peptide protocols, it keeps your dosing information organized and accessible.

**Highlights:** Log peptide and GLP-1 doses, Track vials, pens, and other supplies, Smart reminders for next doses, Home screen widgets, Estimated active level charts, Multi-peptide stack tracking, Reference pages for common compounds

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Stackr+ Weekly | $7.99 | per 7 days |
| Monthly | $12.99 | per month |
| Stackr+ Yearly | $29.99 | per year |
| Stackr+ Yearly | $49.99 | per year |
| Stackr+ Yearly | $49.99 | per year |
| Stackr+ Yearly | $59.99 | per year |
| Yearly | $69.99 | per year |


## Frequently asked questions

### Is MDE Athletics free?

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

### Is Stackr free?

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

### Which has better reviews, MDE Athletics or Stackr?

MDE Athletics is rated higher. MDE Athletics averages 5.0 out of 5 from 1 ratings, while Stackr averages 4.4 from 202 ratings.

### Do MDE Athletics or Stackr have ads?

Neither MDE Athletics nor Stackr shows ads.

### Which is updated more often, MDE Athletics or Stackr?

MDE Athletics ships an update every 13 months, and Stackr weekly. Most recently, MDE Athletics was updated on October 30, 2026 and Stackr on October 31, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*