PepVault › Compare peptide tracker apps › PepVault vs Peptide Tracker Log & Reminder
Head-to-head · updated September 2026
Peptide Tracker Log & Reminder, from Flat Six Labs, is a free tracker; PepVault is a paid one. Both track doses, vials, reconstitution math, injection sites and estimated levels on iPhone. Here's what the price difference buys, based on Peptide Tracker's App Store listing and website and on PepVault, which is our app.
Last updated September 2026
Peptide Tracker keeps core tracking free with no subscription, has 2,282 US ratings averaging 4.9, runs on iPhone and Android, and adds a community. PepVault costs $44.99 a year after a 7-day free trial, or $9.99 a month, and adds bloodwork tracking, an AI coach that reads your protocol, labs, training, food and recovery together, and a PDF report for your clinician.
| Feature | PepVault | Peptide Tracker |
|---|---|---|
| Price (US) | $44.99/yr or $9.99/mo | Free; optional Founding Member membership |
| Free trial | 7 days on the yearly plan | Not needed |
| US App Store rating | 4.9 from 8 ratings | 4.9 from 2,282 ratings |
| Platforms | iPhone | iPhone, Android |
| Dose logging and reminders | Yes: daily, weekly, cycled and custom schedules, with titration | Yes: taken, skipped and missed doses, with reminders |
| Reconstitution calculator | Yes, in the app and free on the web | Yes, in the app and free on the web |
| Vial inventory | Yes: dose counts, expiry and run-out date | Yes: mixed and unmixed vials, plus bacteriostatic water |
| Injection-site rotation | Yes, with full history | Yes: logs where each dose went |
| Estimated active levels | Yes: estimated concentration curves | Yes: estimated plasma-level curves |
| Bloodwork tracking | Yes: markers over time, read against your protocol | Not listed |
| AI assistant | PepTalk: answers with your protocol, labs, training, food and recovery in context | AI chat for general peptide information |
| Food tracking | Yes, including photo meal logging | Nutrition entries in its health timeline (early access) |
| Side-effect logging | Yes | Not listed |
| Report for your clinician | Yes: a PDF report | Not listed |
| Community | No | Yes: Q&A with people using the same compounds |
| Data export | Yes: CSV, anytime | On request to the developer |
"Not listed" means the feature isn't described in the app's App Store listing or on its website as of September 25, 2026; it may still exist. PepVault is our app.
Yes. Its core tracking is free with no subscription: dose logging, reminders, the reconstitution calculator, vial inventory, plasma-level estimates and the compound library. An optional Founding Member membership supports development and adds early access to new features.
Bloodwork tracking read against your protocol, an AI coach that answers with your protocol, labs, training, food and recovery in context, training logs, and a PDF report for your clinician. If you don't need those, Peptide Tracker covers dose logging, vials and reconstitution math for free.
Peptide Tracker Log & Reminder is on the App Store and Google Play. PepVault is iPhone-only for now; its reconstitution calculator and peptide library are free on the web at pepvault.app.
Peptide Tracker's core tracking is free. PepVault is $44.99 a year after a 7-day free trial, or $9.99 a month.
PepVault: App Store · pepvault.app
Peptide Tracker: App Store · peptidetracker.ai · Google Play
See all eleven apps compared →
Log doses, manage vials, track bloodwork and ask an AI coach that has read all of it. $44.99 a year after the 7-day free trial, or $9.99 a month. Download PepVault on the App Store
More comparisons: See all eleven apps compared · PepVault vs Shotsy · PepVault vs PeptidePal · PepVault vs Pep AI
Free calculators: Reconstitution calculator · Half-life & active level
PepVault is our app. Details about other apps come from their App Store listings and websites as of September 25, 2026 and can change, so check the App Store before you buy. PepVault is a private tracking and research tool, not medical advice. Terms