MyPepTracker vs Peptide Ledger

MyPepTracker is the most complete peptide protocol companion for iOS. Log and track every aspect of your peptide, GLP-1, and supplement stack — from reconstitution math to half-life pharmacokinetics, body transformation photos, and automatic iCloud sync. Your data lives in your iCloud account and never touches a third-party server. DOSE LOGGING & VIALS • Log doses with injection site, volume, notes, and backdating • Color-coded vial gauge shows mcg remaining and doses left at your current dose size • Vial burn-rate tracking with depletion countdown • Injection site rotation — recommends your most-rested site based on history • Log Session: dose your entire stack at once in one sheet • Cycle analytics: doses per week, total mcg delivered, injection site breakdown HALF-LIFE & PHARMACOKINETICS • Estimated serum concentration curves over ±48 hours for 100+ compounds • Sparkline decay curves on every Today card • Symptom overlay — see when side effects peak relative to compound levels • Standalone symptom logging at any time, with clustering pattern insights GLP-1 TITRATION • Auto-advancing titration protocols for Semaglutide, Tirzepatide, and Retatrutide • Tracks current phase, dose, and weeks until next escalation • Pre-fills the dose log with your current titration dose automatically SUPPLEMENTS & BLENDS • Track supplements from an 800+ item preset library or as custom entries with any dose unit • Custom blends for pre-mixed vials (CJC/Ipamorelin, BPC-157+TB-500) with locked component ratios BODY & PROGRESS • Body metrics: weight, waist, neck, chest, back, biceps, thighs, and body fat % • Progress photos with front/side/back/custom categories and side-by-side before/after comparison • Apple Health — reads sleep, resting HR, and HRV for protocol correlation; writes weight and body fat EXPORT & DATA • Protocol Summary PDF — polished one-page overview for your provider or records • Full data CSV export: peptides, vials, doses, symptoms, and body measurements in one file • Import dose history from JSON or CSV • Home Screen widget shows your next scheduled dose at a glance ICLOUD SYNC • Syncs automatically to iCloud — delete and reinstall and your data comes back • Install on a second device signed into the same Apple ID and your data follows you • No account required — uses your existing iCloud login PRIVACY • All data lives in your iCloud account — Apple's infrastructure only • No analytics, no tracking, no ads 100+ compound presets across GLP-1s, growth peptides, BPC/TB, nootropics, and more — with half-life data sourced from published literature.

Track your GLP-1 and peptide research without spreadsheets, scattered notes, or a monthly subscription. Peptide Ledger keeps your plans, doses, vials, reminders, progress, labs, and research context in one private ledger. It shows the important things first, like your next dose, what's left in each vial, and when you'll run out. The full detail is always one tap away. EVERYTHING IN ONE PLACE • Build and follow your own plans • Log doses, observations, check-ins, and milestones in a couple of taps • Track open and sealed vials, lots, concentration, cost, and expiry • See when each vial will run out and when to reorder • Review doses, plan changes, inventory, progress, and labs in Timeline • Import body weight from Apple Health when enabled • Reminders, Home Screen and Lock Screen widgets, and supported Siri actions SIMPLE OR FULL Simple mode keeps it to Now, Vials, and History. Full mode adds plans, forecasting, the Research Library, and deeper records, all with the same clean design. RECONSTITUTION TOOLS Work out concentration, draw volume, and vial-mix references from your own numbers with the Reconstitution Solver. The app does not recommend doses or mixing amounts. PRIVATE BY DESIGN • No account required • Data stored on your device by default • Optional private iCloud backup and sync • App Lock with Face ID, Touch ID, or passcode • No advertising trackers START FREE Try the Research Library, Now, reminders, the Reconstitution Solver, and the core tracking tools before deciding whether you need Pro. PEPTIDE LEDGER PRO Pro is a one-time purchase with no subscription. It unlocks higher tracking limits, unlimited inventory and history, forecasting, progress and lab tools, Vendor Book, advanced insights, widgets, and supported Siri actions. Peptide Ledger is intended for research tracking, reference organization, and personal recordkeeping. It does not provide medical advice, diagnosis, treatment, prescribing, dosing recommendations, or clinical decision support.