# PepStack vs Madsen Coaching

The clearest difference is in-app purchases: Madsen Coaching at none against PepStack's 2. PepStack's advantage is update cadence (every 2 days vs every 6 days) and iOS requirement (15.5 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. PepStack sells 2 in-app purchases, starting at $2.99 per month. Madsen Coaching asks for nothing beyond the download.

PepStack ships an update every 2 days, Madsen Coaching every 6 days. The most recent releases landed on October 31, 2026 and November 13, 2026 respectively.

## The numbers

| Metric | PepStack | Madsen Coaching |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 6 days |
| Size | 85 MB | 128 MB |
| Requires iOS | **15.5** | 17.0 |
| Devices | iPhone, iPod | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 17+ |
| Developer | [Max Berktold](https://appshunter.io/developer/1596273015) | [Madsen Akadmie](https://appshunter.io/developer/1805820725) |

## What reviewers say

### PepStack

[App page](https://appshunter.io/ios/app/pepstack-biohacking-tracker/id6760306960)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PepStack Premium (Monthly) | $2.99 | per month |
| PepStack Premium (Yearly) | $22.99 | per year |


### Madsen Coaching

[App page](https://appshunter.io/ios/app/madsen-coaching/id6791183340)

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

**In-app purchases:** none


## Frequently asked questions

### Is PepStack free?

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

### Is Madsen Coaching free?

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

### Do PepStack or Madsen Coaching have ads?

Neither PepStack nor Madsen Coaching shows ads.

### Which is updated more often, PepStack or Madsen Coaching?

PepStack ships an update every 2 days, and Madsen Coaching every 6 days. Most recently, PepStack was updated on October 31, 2026 and Madsen Coaching on November 13, 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.*