"Peptide Tracker" (the Peptide Tracker & Calculator app) and Dose Track both help you handle peptide reconstitution and dosing. Peptide Tracker is a focused, calculator-first iOS tool; Dose Track is a cross-platform, pharmacokinetic-grade tracker for the whole protocol.
Transparency note: Dose Track publishes this comparison. We describe Peptide Tracker fairly from its public listing and website — confirm current features and pricing on its own page before deciding.
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| Feature | Dose Track | Peptide Tracker |
|---|---|---|
| Reconstitution calculator | Yes | Yes |
| Pharmacokinetic level charts (half-life) | Yes | — |
| Injection-site rotation | Yes | — |
| Vial & expiration tracking | Yes | Yes |
| Bloodwork / lab analysis | Yes | — |
| On-device / privacy-first | Yes | — |
| Compound library | 600+ | — |
| iOS | Yes | Yes |
| Android | Yes | — |
| Price | Free + Pro | Freemium |
Reflects publicly listed features as of June 2026. A dash means a feature wasn't advertised at the time of writing, not that it's impossible — confirm on the app's own listing.
Peptide Tracker & Calculator is a straightforward iOS option centered on the reconstitution-and-dose math, with basic tracking on top. If you're on iPhone and want a no-frills, calculator-first tool, it covers the essentials cleanly.
Dose Track is the only one of the two that models true pharmacokinetics — every dose is charted as a decaying exponential against the compound's calibrated half-life and Tmax, so you see your actual plasma level between injections instead of just a log of dates. It ships with 600+ compounds, parses bloodwork PDFs on demand, rotates injection sites automatically, and keeps all health data on-device — nothing is sold or stored on a server. It runs on both iOS and Android.
If you only need a peptide calculator on iPhone, Peptide Tracker does the job. If you want plasma-level modeling, a 600+ compound library, bloodwork analysis, Android support, and on-device privacy, Dose Track is the more complete peptide tracker.
The best peptide tracker is the one you'll actually open. Dose Track is free on the App Store (iOS 17+) and Google Play (Android):
Download on the App Store →
Get it on Google Play →
See also: Best Peptide Tracker Apps (2026) · Dose Track features · View Peptide Tracker on the App Store