Vector Gains

Vector Gains is a themeable fitness tracker built for lifters, athletes, and anyone who wants more than a basic rep counter. WORKOUT TRACKING - Log weight training with sets, reps, and weights - Track cardio with distance, pace, heart rate, and calories - 13 preset workout categories plus create your own custom categories - Estimated 1RM tracking and personal bests - Session notes that carry forward to your next workout - Edit past workouts anytime VISUAL DASHBOARD - Weekly volume bar chart - 30-day workout frequency heatmap - Category split breakdown - Cardio distance and pace trends - Body weight trend line - Day streak counter NUTRITION TRACKING - Log meals with calories, protein, carbs, and fat - Visual macro pie chart - Science-based nutrition goals using Mifflin-St Jeor TDEE calculation - Cut, maintain, or bulk goal presets - Custom calorie and macro overrides CAFFEINE TRACKER - Pharmacologically accurate half-life model (5-hour half-life) - Preset drinks or custom caffeine amounts - Sipping window support for gradual intake - Draggable 24-hour timeline to see past and future levels DAY PLANNER - Circular 24-hour clock view - Custom color-coded time blocks - Completed workouts auto-display on the circle 7 UNIQUE THEMES - Sleek (default) — Clean dark modern - High Fantasy — Swords, sorcery & parchment - Cyberpunk — Neon grid & chrome - Arcade — Pixel power & high scores - Chibi Cutesy — Pastel pink light mode - Beast Tamer — Jungle creatures & taming - Nature — Forest greens & earth tones Each theme features unique terminology, rank progressions, fun facts, fonts, and visual backgrounds. GAMIFICATION - 9-tier rank progression based on total lifetime volume - Themed strength tier classifications per exercise - Fun volume and weight comparisons in session summaries All data stored locally on your device. No account required. No ads.