Supplement tracker vs Stackd

CAPSULY: YOUR PRIVATE SUPPLEMENT COMPANION Take control of your supplement routine with Capsuly, the privacy-first vitamin and pill tracker designed for iOS. No subscriptions, no accounts, no data harvesting—just a simple one-time purchase that's yours forever. WHY CAPSULY Privacy First: Your health data stays exclusively on your device. No cloud sync, no servers, no tracking. Works completely offline. One Price Forever: $3.99 once. No monthly fees, no premium upsells, no subscription fatigue. Fast Logging: Mark supplements taken in seconds. No tedious food logging or barcode failures. Smart Safety: See daily nutrient totals vs Recommended Allowances (RDA) and Upper Limits (UL) personalized to your age, sex, and life stage. Intelligent Scheduling: Multiple daily doses, specific weekdays (M/W/F), cycling patterns (5 on, 2 off), or custom intervals. Timing hints based on absorption science. Inventory Tracking: Track pills remaining, calculate days until empty, get low-stock alerts. CORE FEATURES Supplement Cabinet: Add vitamins, minerals, herbs manually. Track brand, dosage, form, nutrient composition. Today Dashboard: One-tap logging, current streak, adherence stats, low-stock alerts. Nutrient Safety: Daily totals for vitamins A, C, D, E, K, B-complex, calcium, iron, magnesium, zinc, and more. Personalized RDA/UL warnings. Auto-conversion of IU to mcg. Advanced Scheduling: Multiple daily doses, specific days, intervals, cycling regimens, preferred times. Timing Intelligence: Science-based hints like "Take with fat for 32% better absorption" and "Separate calcium and iron by 1-2 hours." History & Insights: Calendar view, streak tracking, adherence percentage, filter by supplement. Data Ownership: Export PDF reports (profile, supplements, nutrients, adherence, calendar). Share via email, messages, AirDrop. WHAT CAPSULY DOESN'T DO No food tracking, no barcode scanning, no push notifications, no Apple Health integration, no cloud backup, no gamification, no social features, no analytics. IDEAL FOR People taking 3+ daily supplements, privacy-conscious users, those with complex schedules, inventory managers, subscription-avoiders, patients preparing for doctor visits. TECHNICAL iOS 18+, 100% offline, SQLite database, no internet required, no account, no device permissions. DATA SOURCES RDA/AI/UL from NIH Office of Dietary Supplements and National Academies DRI tables. DISCLAIMER Informational only. Not medical advice. Consult healthcare providers before starting supplements. PRIVACY Compliant with PIPEDA, GDPR, CCPA. No third-party sharing, no ads, no analytics, no telemetry. Payment by Apple. Buy once. Track privately. Stay safe.

Training phases change. Work gets busy. Goals shift. Most fitness apps lock you into their programs. Stackd works with whatever plan you built this week — because your AI agent writes it, and Stackd just keeps score. IMPORT AI WORKOUTS IN SECONDS Design your program in any AI agent. Copy the JSON. Paste it into Stackd. Your full workout plan appears instantly — exercises, sets, rep targets, everything. No manual entry. No templates. No friction. TRACK EVERY SESSION Log sets, reps, and weight as you train. Stackd auto-fills your last session's weight so you always have a starting point. Hit your rep targets and the weight recommendation updates automatically — progressive overload built in. SEE YOUR STRENGTH GROW Estimated 1-rep max charts for every exercise. Watch your squat, bench, and deadlift climb week over week. Full session history so you never lose a workout. NUTRITION TRACKING INCLUDED Log meals and hit your macro targets without switching apps. Build daily meal plans, track protein, carbs, and fat. Everything in one place. BUILT FOR LIFTERS WHO PLAN WITH AI Most fitness apps want to sell you their programs. Stackd assumes you already know how to use AI Agents to build a better one. We just give those programs a home. No ads. No upsells inside the app. Cancel anytime.