The peptide tracker that keeps your doses, vials and schedule in one place
PepVault is a free app for Android, iPhone, iPad and Mac. Log each dose in seconds, see how much is left in every vial, get reminded when the next one is due and keep a record of every injection site.
- Free to download
- Record keeping only, no dosing advice
- CSV export of your history
Open the full reconstitution calculator for the formula and a reference table.
What is PepVault?
PepVault is a free peptide tracker app for Android, iPhone, iPad and Mac. It keeps a personal log of doses, vial inventory, injection sites, schedules and reminders, body measurements and side effects, and exports the history as a CSV file. It is a record-keeping tool: it stores what you enter and does not recommend peptides, doses or protocols.
What you can track
Six parts of the app, each built around one job.
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Peptide dose log
Record the peptide, amount, date, time, site and notes in a few taps.
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Vial inventory and expiration tracking
Strength, lot number, cost, expiry, storage and how much is left in each vial.
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Schedules and dose reminders
Set your own schedule, get reminders and see what is due today.
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Injection site tracker
Mark each site on a body map and see where earlier entries went.
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Progress, measurements and side effects
Weight, body fat and waist over time, daily check-ins and a side effect record.
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CSV export
Take your dose history with you as a spreadsheet-ready file.
Inside the app
Real screens from PepVault on Android.
How it works
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Add your vials
Enter the strength, lot number, expiration date and storage conditions from the label. Mark each vial sealed or reconstituted.
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Set your schedule
Enter the schedule you have been given and switch on reminders. Today's entries appear on the home screen.
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Log each dose
Pick the peptide, enter the amount, tap the site on the body map and save. It takes a few seconds.
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Review and export
See your history, measurements and side effects over time, and export the dose history as a CSV file.
Free peptide calculators
They run in your browser, need no sign-up and show the formula they use.
- Peptide reconstitution calculatorVial strength, water added and dose in; concentration and syringe units out.
- mcg to units converterSwitch between mcg, mg, mL and syringe units at any concentration.
- Vial duration calculatorDoses per vial, weeks of supply, run-out date and cost per dose.
- Bacteriostatic water calculatorHow much water makes your dose land on a round number of units.
- Tirzepatide and semaglutide units calculatorTurn a prescribed mg dose into units, using the concentration on your vial.
Guides to better records
Plain explanations of the maths and the habits behind a useful log.
Questions people ask
What is PepVault?
PepVault is a peptide tracker app for Android, iPhone, iPad and Mac. It keeps a personal record of your doses, vial inventory, injection sites, schedules and reminders, body measurements and side effects in one place, and can export your dose history as a CSV file.
Is PepVault free?
PepVault is free to download from Google Play and the App Store. The App Store version offers optional in-app purchases.
What is the best app to track peptides?
A good peptide tracker should log doses quickly, keep a vial inventory with expiration dates, record injection sites, send reminders and let you export your data. PepVault does all of these: dose log, vial inventory with lot numbers and expiry, body-map site tracking, schedules with reminders, progress charts and CSV export.
What can I track in PepVault?
Doses (peptide name, amount, date, time, injection site, notes and side effects), vials (strength, lot number, cost, sealed or reconstituted status, expiration date, storage conditions and remaining supply), schedules and reminders, body measurements (weight, body fat and waist) and check-ins for mood, energy, sleep and appetite.
How do I calculate how many units to draw?
Divide the vial strength by the liquid added to get the concentration, divide your dose by that concentration to get the volume, then multiply by 100 for units on a U-100 syringe. Example: a 5 mg vial with 2 mL added is 2.5 mg/mL; a 250 mcg dose is 0.1 mL, which is 10 units. The free PepVault reconstitution calculator on this site does the arithmetic for you.
Does PepVault give medical or dosing advice?
No. PepVault is for personal record keeping and organisation only. It does not diagnose, treat, cure or prevent any condition, and it does not prescribe peptides or recommend doses, protocols or treatment plans. Always consult a qualified healthcare professional before starting, stopping or changing anything.