V-Core: Running Intelligence

V-Core – The Intelligence Behind Every StepBuilt by a runner for runners. No subscriptions, no ads. One payment, forever.

🧮 CALCULATOR & ANALYSIS
Real-time Pace / Time / Distance / Speed calculation. Import .fit and .tcx files from Strava with auto-fill: HR, Max HR, Cadence, Calories, Total Ascent. Full Huawei & Garmin support.

📈 VDOT & PREDICTIONS
Race predictions for 5K / 10K / Half / Marathon / 50K / 80K / 100K with Riegel algorithm. VDOT Ranking (Cooper Institute), Age Grade Analysis (USATF MLDR 2025), World Records comparison. Smart 90-day logic — immune to warmups and recovery runs.

💪 TRAINING ZONES & HR
6 training zones with Talk Test and VDOT-based paces. Heart Rate Zones (Karvonen) — automatic Zone Badge 🔵🟢🟡🟠🔴 on every workout.

⚡ RACE FUELING
Automatic Gel / Water / Electrolyte plan based on distance and pace — for every runner from 5K to Ultra:

Road (≤42km): checkpoints every 20-25'
Ultra (>42km): 3 science-based phases (Gels → Real Food → Protein)

⛰️ GAP & SPLITS
Grade Adjusted Pace (Predict & Analyze mode). Split strategy: Neutral / Negative / Positive, intervals 200m / 1km / 5km.

⏱️ STOPWATCH
Precision stopwatch with Lap tracking. Keeps running even during phone calls.

☀️ WEATHER & CONDITIONS
Impact of temperature, humidity, altitude and wind on race time. Dynamic tips for every athlete level.⚖️ HEALTH & METABOLISM
BMI, Ideal Weight, BMR — VDOT Impact and Marathon Time Gain based on weight.

📊 V-CORE ANALYTICS
Weekly Mileage (ACWR), VDOT Progress, Pace Trend, Pace vs HR, Time in Zones, Heatmap, TSB Recovery Score, Coach Insights, Weather Impact, Shoe Lab, Goal Race Planner, Pro Coach Report PDF.

📋 ERGOMETRY HISTORY
Log ergometry sessions with comparative progress analysis (VO2max, Body Fat, Thresholds). Export to PDF for your coach.

🏅 MEDALS — 50+ Digital Badges
Milestones | Personal Records (5K/10K/Half/Marathon/50K/80K/100K) | Ultra Races (Melpomene/Euxideios/Athanaton/Yperatlos/Spartathlon/Phidippides 485km) | Ultra Milestones | Streaks | Discipline

👟 SHOES & HISTORY
Full shoe editing (Brand/Model/Nickname/Color). HR Zone badge, Total Ascent 🏔️, Session Grouping, filters and search.

🎯 GOALS & STRENGTH
4 goal types, 3 periods, weekly streak 🔥. Strength training with 5 Focus Areas and RPE.

🔧 TECHNICAL
Offline-First • 100% Privacy • Greek & English • Dark/Light Mode • Backup/Restore

"V-Core: The only app that speaks your coach's language."
Tested by Coaches, Run by Athletes. 🏅