Comparison

PepX vs Peptide Tracker

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

PepX

Features
Read full description

Keep every peptide and compound protocol organized in one private place — built for people who want a real system of record for their own tracking, not a generic pill reminder. PepX is a personal tracking journal that lives entirely on your device. Build your protocols, log each dose, run the reconstitution math, and watch your progress over time. No account. No login. No cloud. Just your data, on your phone. WHY PEPX • Purpose-built for peptides and compounds — not a one-size-fits-all habit tracker • Everything in one place: protocols, doses, inventory, bloodwork, body metrics, and photos • Private by design: your records stay on your device, protected by Face ID / Touch ID • Works fully offline — nothing to sign up for TRACK EVERY DOSE • Build multi-compound protocols with schedules, titration steps, and on/off cycling • Log doses fast — mark taken, skipped, late, or missed, and edit anytime • Discreet reminders that never reveal what you're tracking unless you choose to • Injection-site rotation with an interactive body map and next-site rotation reminders based on your own log DO THE MATH, NOT THE GUESSWORK • A general reconstitution & concentration calculator — does the math on the values you enter (no dose recommendations, not medical advice) • Convert between concentration, volume, and syringe units • Save and reuse your own calculations • Visualize estimated compound levels over time from published half-lives • A built-in reference list of compounds for your own record-keeping — for general information only, not medical advice — plus add your own entries SEE YOUR PROGRESS • Weight, body composition, vitals, sleep, hydration, and nutrition • Daily check-ins for mood, energy, sleep quality, and how you feel • Progress photos with side-by-side comparison and charts • Bloodwork and lab tracking with reference ranges over time NATIVE TO YOUR iPHONE • Home Screen and Lock Screen widgets for your next dose • Apple Watch companion to view and log doses from your wrist • Control Center, Action Button, and Siri shortcuts to log in a tap • Optional Apple Health sync across weight, body comp, vitals, activity, nutrition, hydration, sleep, and mindful minutes YOURS TO KEEP — OR DELETE • Export a clean PDF or CSV to share with your healthcare provider • Permanently erase all of your data, anytime, with one action • Available in English, Português, and Español PepX is a personal tracking and logging journal. It does not provide medical advice, diagnosis, or treatment, and it does not sell, supply, or recommend any substance. Always consult a qualified healthcare professional before starting, changing, or stopping anything. Download PepX and log your first dose today.

About

Peptide Tracker

Manage peptide protocols, doses, inventory, and injection sites with this free, ad-free application. It offers smart calculators for reconstitution and blend calculations, along with customizable reminders to keep you on schedule. Track your progress and export your data easily.

Highlights
  • Customizable peptide protocols
  • Dose logging and inventory management
  • Injection site tracking
  • Reconstitution and blend calculators
  • Dose history calendar
  • Optional reminders
  • Data export and account deletion
Features
Read full description

No ads. No subscriptions. No paywalls. Track peptide protocols, doses, inventory, injection sites, and reminders completely free. Forget switching between spreadsheets, notes apps, reminder tools, and reconstitution calculators. Peptide Tracker brings everything together in one simple place. Manage peptide protocols, log doses, monitor inventory, track injection sites, review history, and stay on schedule from your first injection to your last. Completely free to use. No ads. No subscriptions. No hidden paywalls. FEATURES Organize Your Protocols Build custom protocols with personalized schedules, dosages, frequencies, and durations. Quickly add popular peptides or create fully custom compounds. Track Every Dose Log upcoming or completed doses, save notes, record injection sites, and make edits whenever needed. Inventory automatically updates when doses or vial details change. Monitor Inventory Keep track of vial concentrations, remaining volume, blend ingredients, vial photos, and supply levels so you're never caught off guard. Smart Calculators Use built-in reconstitution calculators, syringe conversions, blend calculations, and half-life estimations to simplify protocol management. View Complete History Access your dose history through an easy-to-read calendar and review exactly what was taken, when it was taken, and which protocol it belonged to. Stay on Track Set optional reminders to help maintain consistency and keep protocols running as planned. Your Data, Your Control Export your data whenever you want and delete your account directly inside the app. No spam. No selling or sharing your personal information. DESIGNED FOR PEPTIDE USERS Whether you're tracking semaglutide, tirzepatide, BPC-157, TB-500, TRT, HRT, or a custom peptide stack, Peptide Tracker provides a dedicated system to keep everything organized and accessible. Created by peptide users for peptide users, the app is built around real-world protocols, workflows, terminology, and tracking needs. Peptide Tracker is intended for tracking and educational purposes only. It does not provide medical advice and is not a substitute for professional healthcare guidance. Download for free and start tracking your first peptide protocol today. Privacy Policy: https://onerapps.com/peptide-tracker/privacy-policy/ Terms: https://onerapps.com/peptide-tracker/terms/ EULA: https://onerapps.com/peptide-tracker/eula/

Screenshots

PepX4 screens
Peptide Tracker4 screens

Verdict

The call

The clearest difference is iOS requirement: PepX at 16.0 against Peptide Tracker's 18.0. On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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

Scorecard1 real difference · 8 level
PepX versus Peptide Tracker: the parameters behind the verdict, then further details
ParameterPepXPeptide Tracker
PriceFreeFree
Rating—1.0 (1 ratings) — better
Number of ratings—1 — better
Update frequency—Every 8 days
AdsNoNo
In-app purchasesNoNo
Monetization—Free
DevicesiPhone, Apple Watch — betteriPhone
Requires iOS16.0 — better18.0
Further details — not scored
Size130 MB12 MB
Age rating4+12+
DeveloperVinicius Ramos PintoUnsal Oner

In-app purchases

None

PepX

No in-app purchases

None

Peptide Tracker

No in-app purchases

Questions

Is PepX free?
PepX is free to download, with no in-app purchases.
Is Peptide Tracker free?
Peptide Tracker is free to download, with no in-app purchases.
Do PepX or Peptide Tracker have ads?
Neither PepX nor Peptide Tracker shows ads.

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