Peptide Stack OS vs Dropwise

Peptide Stack OS is the precise way to track your peptide protocol. Log every dose across multiple substances, see exactly what's scheduled today, monitor adherence at a glance, and never miss a scheduled injection again. Built for users running multi-peptide stacks, testosterone replacement protocols, and longevity regimens — with the same calm precision serious athletes expect from their training apps. WHAT YOU CAN TRACK - Multiple peptides on rotation — BPC-157, CJC-1295, Ipamorelin, MOTS-c, Tirzepatide, Retatrutide, NAD+, Tesamorelin, Sermorelin, Selank, Semax, KPV, GHK-Cu, Melanotan II, PT-141, TB-500, Thymosin Alpha-1, Epitalon, and more - Dosage, frequency, route, and reminder time per substance - TRT-style protocols including testosterone esters (cypionate, enanthate, propionate, sustanon), HCG, and supporting compounds - Daily check-ins for symptoms and overall feeling - Side-effect logs categorized for quick pattern-spotting - Weight trends in lb or kg with weekly result snapshots DAILY USE - Today's stack — exactly what's scheduled, in order, with logged-vs-upcoming status - Quick-log tiles for doses, daily check-ins, side effects, weekly results, and weight - Calendar view of every dose, every day — backfill missed entries any time - Adherence stats once a week of data accumulates - Local notifications that ping before each scheduled dose CUSTOMIZE THE LOOK - Personalize fonts, colors, and button shapes - Light and dark theme presets - Override any token live from the Settings → Customize Theme editor PRIVACY-FIRST - Anonymous accounts by default — no sign-up required to use the app - Email sign-in is an optional upgrade if you want to sync across devices - Delete your account from Settings any time — every log, every photo, every setting is wiped - Encrypted token storage via the iOS Keychain IMPORTANT This app is a self-tracker. It is not medical advice and is not a substitute for a licensed clinician. Peptides used outside of approved indications carry risk. Consult a qualified healthcare professional before starting, stopping, or adjusting any protocol. Free during early access.

Dropwise takes the guesswork out of peptide and compound dosing. Whether you're reconstituting a vial for the first time or dialing in an EOD cycle, Dropwise gives you the precision tools to calculate, track, and stay on schedule — all in one clean, focused app. CALCULATE WITH CONFIDENCE The Peptide Calculator handles the math for vial reconstitution. Enter your vial size and BAC water volume, and Dropwise instantly tells you the exact concentration and how many units to draw for your dose. The Oil & EOD Calculator handles oil-based compounds on every-other-day or custom schedules, so your weekly totals are always on target. REFERENCE-GRADE DOSING GUIDE Browse a curated library of common peptides with typical doses, schedules, and protocols. Tap "Use This Dose →" to send a preset directly to the calculator — no manual re-entry, no rounding errors. SYRINGE GUIDE Not sure which gauge or needle length to use? The Syringe Guide covers common options with a clear reference chart and supply recommendations. REMINDERS THAT WORK WITH YOUR LIFE Set push notifications for each dose and sync them directly to your calendar. Dropwise keeps your protocol on track without the mental overhead. DOSE LOGS Log every injection with date, compound, and dose. Your history stays on-device and private.