# Compound vs TTracker

The clearest difference is iOS requirement: Compound at 15.1 against TTracker's 18.6. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on October 7, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Compound | TTracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.0 (2 ratings)](https://appshunter.io/ios/app/ttracker-trt-tracker/id6761078476/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Weekly | Weekly |
| Monetization | — | Free |
| Size | 74 MB | 14 MB |
| Requires iOS | **15.1** | 18.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 17+ | 17+ |
| Developer | [Duffle Wallet LLC](https://appshunter.io/developer/1843934113) | [Operations Solutions, Inc.](https://appshunter.io/developer/1887669207) |

## What reviewers say

### Compound

[App page](https://appshunter.io/ios/app/compound-peptide-tracker/id6759011612)

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

**In-app purchases:** none


### TTracker

[App page](https://appshunter.io/ios/app/ttracker-trt-tracker/id6761078476)

Log TRT injections, medications, and symptoms to visualize testosterone trends and understand their impact on your well-being. The app provides clear lab result tracking and generates summary reports for doctor appointments.

**Highlights:** Log injections and medications, Visualize testosterone trends, Track symptoms, View lab results and trends, Generate Doctor Summary reports, Set reminders

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

**In-app purchases:** none


## Frequently asked questions

### Is Compound free?

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

### Is TTracker free?

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

### Do Compound or TTracker have ads?

Neither Compound nor TTracker shows ads.

### Which is updated more often, Compound or TTracker?

Compound ships an update weekly, and TTracker weekly. Most recently, Compound was updated on October 7, 2026 and TTracker on October 6, 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.*