# COMPOUND vs PepTrack

The clearest difference is rating: COMPOUND at 5.0 against PepTrack's 4.6. PepTrack's advantage is update cadence (every 4 days vs every 9 days) and ratings volume (9 vs 3). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. COMPOUND sells 5 in-app purchases, starting at $6.99 per 7 days and PepTrack sells 5 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

COMPOUND holds the better App Store score, 5.0 against 4.6. Both are backed by a comparable volume of ratings — 3 and 9 respectively.

COMPOUND ships an update every 9 days, PepTrack every 4 days. The most recent releases landed on October 14, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | COMPOUND | PepTrack |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/compound-peptide-calculator/id6762041256/reviews)** | [4.6 (9 ratings)](https://appshunter.io/ios/app/peptrack-peptide-tracker/id6773437032/reviews) |
| Number of ratings | 3 | **9** |
| Positive reviews | — | 66.7% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 9 days | **Every 4 days** |
| Monetization | Free with in-app purchases | Freemium |
| Size | 52 MB | 24 MB |
| Requires iOS | **17.0** | 17.6 |
| Devices | iPhone | iPhone |
| Age rating | 12+ | 17+ |
| Developer | [Torben Nils Seidler](https://appshunter.io/developer/1834241692) | [Tuned Tech LLC](https://appshunter.io/developer/1846190609) |

## What reviewers say

### COMPOUND

[App page](https://appshunter.io/ios/app/compound-peptide-calculator/id6762041256)

This app provides advanced tracking and analysis for peptide and TRT protocols. It uses AI to analyze interactions, correlate side effects with dosing, and scan bloodwork results. Manage complex stacks with smart reconstitution, a comprehensive database, and interactive pharmacokinetics.

**Highlights:** AI Stack Analyzer for interaction warnings, Side-Effect Correlation Engine, Bloodwork OCR Scanner, Smart Reconstitution calculations, 42-Compound Database with research links, Protocol AI Chat for personalized advice, Interactive Stack Pharmacokinetics visualization

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Compound Pro · Weekly | $6.99 | per 7 days |
| Compound Pro · Quarterly | $24.99 | per 3 months |
| Compound Pro · Yearly DISCOUNTED | $34.99 | per year |
| Compound Pro · Yearly | $49.99 | per year |
| COMPOUND Pro · Yearly | $69.99 | per year |


### PepTrack

[App page](https://appshunter.io/ios/app/peptrack-peptide-tracker/id6773437032)

This app helps users meticulously log peptide doses, manage schedules with reminders, and calculate reconstitutions. It also provides a research library for compound information, all stored privately on your device.

**Highlights:** Dose logging and history, Schedule and reminders, Reconstitution calculator, Compound activity estimator, Research library, Data export, Local data storage

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PepTrack Monthly Premium | $9.99 | per month |
| Peptrack Premium Yearly | $24.99 | per year |
| PepTrack Premium | $39.99 | per year |
| Peptrack Yearly | $39.99 | per year |
| PepTrack Lifetime | $69.99 | one-time |


## Frequently asked questions

### Is COMPOUND free?

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

### Is PepTrack free?

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

### Which has better reviews, COMPOUND or PepTrack?

COMPOUND is rated higher. COMPOUND averages 5.0 out of 5 from 3 ratings, while PepTrack averages 4.6 from 9 ratings.

### Do COMPOUND or PepTrack have ads?

Neither COMPOUND nor PepTrack shows ads.

### Which is updated more often, COMPOUND or PepTrack?

COMPOUND ships an update every 9 days, and PepTrack every 4 days. Most recently, COMPOUND was updated on October 14, 2026 and PepTrack on October 5, 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.*