# Biohacking Tracker vs PepStack

The clearest difference is update cadence: PepStack at every 2 days against Biohacking Tracker's every 6 days. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Biohacking Tracker sells 2 in-app purchases, starting at $5.99 per month and PepStack sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Biohacking Tracker ships an update every 6 days, PepStack every 2 days. The most recent releases landed on September 14, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | Biohacking Tracker | PepStack |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/biohacking-tracker-biohackr/id6745122843/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 6 days | **Every 2 days** |
| Monetization | Freemium | — |
| Size | 44 MB | 85 MB |
| Requires iOS | **15.1** | 15.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [David Dzeveckij](https://appshunter.io/developer/1808720973) | [Max Berktold](https://appshunter.io/developer/1596273015) |

## What reviewers say

### Biohacking Tracker

[App page](https://appshunter.io/ios/app/biohacking-tracker-biohackr/id6745122843)

This app helps you optimize your health and performance by tracking custom protocols, supplements, and key health metrics. Visualize your progress with data-driven charts to gain actionable insights and build consistency in your self-optimization journey.

**Highlights:** Custom protocol tracking, Supplement logging, Health metric tracking, Data visualization, Daily adherence checklist, Flexible scheduling

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full App Access (Monthly) | $5.99 | per month |
| Full App Access (Yearly) | $24.99 | per year |


### 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 |


## Frequently asked questions

### Is Biohacking Tracker free?

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

### Is PepStack free?

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

### Do Biohacking Tracker or PepStack have ads?

Neither Biohacking Tracker nor PepStack shows ads.

### Which is updated more often, Biohacking Tracker or PepStack?

Biohacking Tracker ships an update every 6 days, and PepStack every 2 days. Most recently, Biohacking Tracker was updated on September 14, 2026 and PepStack on September 20, 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.*