The precise peptide calculator that does the math right and keeps your data private.
CalcPep eliminates dosing confusion for anyone using peptides — from GLP-1 medications like semaglutide and tirzepatide to research peptides like BPC-157 and TB-500. Calculate reconstitution, figure out exactly how many units to draw, and track your doses — all without spreadsheets or sending data to the cloud.
▸ ACCURATE CALCULATIONS, EVERY TIME
Stop second-guessing your syringe. CalcPep handles the math so you don't have to.
• Reconstitution calculator — enter your vial size and water amount, get your concentration instantly
• Dose calculator — see exactly how many units to draw for any dose
• Visual syringe guide — animated fill line shows precisely where to draw
• Supports all syringe types — U-100, U-40, U-30 in multiple capacities
• Unit conversions — seamlessly switch between mg, mcg, and units
▸ TRACK YOUR VIALS & DOSES
Know exactly what you have and when you took it.
• Save reconstituted vials with concentration and dates
• Log each dose with one tap after calculating
• Track remaining amounts automatically
• Injection site rotation — visual body map with suggestions
• Low stock alerts — never run out unexpectedly
▸ GLP-1 PROTOCOLS BUILT IN
Pre-built titration schedules for the most popular GLP-1 medications.
• Semaglutide (Ozempic/Wegovy) — 0.25 → 0.5 → 1.0 → 1.7 → 2.4 mg schedule
• Tirzepatide (Mounjaro/Zepbound) — 2.5 → 5 → 7.5 → 10 → 12.5 → 15 mg schedule
• Custom protocol builder — create your own titration plan
• Automatic reminders — dose due and titration increase notifications
• Progress tracking — see where you are in your protocol
▸ YOUR DATA STAYS YOURS
Privacy-first design. No accounts. No cloud processing. No data harvesting.
• 100% on-device — calculations happen on your phone
• No account required — start using immediately
• No analytics — we don't track what you do
• Export anytime — your data belongs to you
▸ WIDGETS FOR QUICK ACCESS
See your next dose without opening the app.
• Home Screen widgets — small, medium, and large sizes
• Glance widgets — countdown to next dose
• Deep links — tap to jump directly to the calculator
▸ PRICING
FREE:
• Full reconstitution calculator (unlimited)
• Full dose calculator (unlimited)
• 1 active vial
• 7-day dose history
• Basic reminders
PREMIUM SUBSCRIPTION
CalcPep Premium is available with the following subscription options:
Premium Monthly: $4.99/month
Premium Annual: $29.99/year (Save 50%) — includes 7-day free trial
Premium unlocks:
• Unlimited active vials
• Complete dose history
• GLP-1 protocol templates
• All widgets
• Injection site tracking & rotation
• Export to CSV/PDF
Subscriptions are managed through Google Play. You can cancel anytime in your Google Play subscription settings.
Terms of Service: https://calcpep.bulpara.com/terms
Privacy Policy: https://calcpep.bulpara.com/privacy
▸ MEDICAL DISCLAIMER
This app is for calculation and tracking purposes only and does not provide medical advice, diagnosis, or treatment recommendations. Always consult your healthcare provider before starting, changing, or stopping any medication or treatment. You are responsible for verifying all calculations and dosing decisions. CalcPep is not affiliated with any pharmaceutical company.
---
Questions or feedback? support@bulpara.com
Latest Version
Varies with deviceRequires Android
Category
Free Health & Fitness AppContent Rating
Everyone
Report
Flag as inappropriateLast updated on Jan 26, 2026
Minor bug fixes and improvements. Install or update to the newest version to check it out!