# Baseline vs Testosterone Tracker

The clearest difference is iOS requirement: Baseline at 15.1 against Testosterone Tracker's 18.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Baseline sells 2 in-app purchases, starting at $4.99 per month and Testosterone Tracker sells 3 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

Baseline ships an update weekly, Testosterone Tracker every 2 weeks. The most recent releases landed on October 31, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | Baseline | Testosterone Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/baseline-peptide-journal/id6762418903/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 2 weeks |
| Monetization | Freemium | Freemium |
| Size | 37 MB | 59 MB |
| Requires iOS | **15.1** | 18.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 12+ | 17+ |
| Developer | [Jules Martin](https://appshunter.io/developer/1894098292) | [Ludovic PUAUD](https://appshunter.io/developer/1874004900) |

## What reviewers say

### Baseline

[App page](https://appshunter.io/ios/app/baseline-peptide-journal/id6762418903)

This app helps you conduct personal research on health protocols by tracking your progress and analyzing results. It allows you to set hypotheses, log daily check-ins, and view clear reports comparing your baseline to active phases. Designed for privacy, all data is stored locally on your device.

**Highlights:** Personal research journal, Hypothesis setting, Daily check-ins, Baseline and active phase tracking, Trial reports with trend lines, Local-first data storage, CSV data export

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Baseline Pro Monthly | $4.99 | per month |
| Baseline Pro Yearly | $39.99 | per year |


### Testosterone Tracker

[App page](https://appshunter.io/ios/app/testosterone-tracker-trt-ai/id6772991478)

This app helps you track your prescribed Testosterone Replacement Therapy (TRT) regimen, including doses, reminders, injection sites, and lab results. It offers flexible scheduling for various administration methods and provides visit briefs. Your health data remains on your device.

**Highlights:** Dose tracking and reminders, Injection site history, Lab result logging, Flexible administration schedules, Clinician visit briefs (PDF), Data backup and export (CSV), Apple Health import

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $4.99 | per month |
| Pro Yearly | $34.99 | per year |
| Pro Yearly | $34.99 | per year |


## Frequently asked questions

### Is Baseline free?

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

### Is Testosterone Tracker free?

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

### Do Baseline or Testosterone Tracker have ads?

Neither Baseline nor Testosterone Tracker shows ads.

### Which is updated more often, Baseline or Testosterone Tracker?

Baseline ships an update weekly, and Testosterone Tracker every 2 weeks. Most recently, Baseline was updated on October 31, 2026 and Testosterone Tracker on November 10, 2026.

---

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