VT Check App vs Run Expert

VT Check helps endurance athletes identify their exercise intensity during workouts using real-time respiratory and heart rate analytics based on physiological studies and statistical modeling. HOW IT WORKS 1. Connect a respiratory sensor or heart rate monitor to your device 2. Perform workouts with real-time intensity feedback 3. Review detailed analysis on the web dashboard at vtcheck.com KEY FEATURES - Real-time zone detection with color-coded gauge (green/yellow/red) - Customizable workout templates (create on web, sync to phone and watch) - Automatic calibration that improves from your workout history - Drift analysis to verify metabolic stability - Multi-device sync between phone, watch, and web dashboard

Run Expert — Run. Progress. Perform. Run Expert is the go-to app for runners who want to train smart and track their progress in real time. FIELD TESTS & VO2MAX Official 20 m Shuttle Run (Léger), Cooper test, and MAS test to accurately assess your level. Automatic VO2max calculation (mL/kg/min) and progress tracking over 12 weeks. INTERVAL TRAINING Ready-to-use programs: C25K, beginner jog, 30-30 (Billat), Tabata, Fartlek, Norwegian 4×4, progressive pyramid, and 5K / 10K / Half / Marathon plans. Custom mode with free work and rest durations. Voice cues, beeps, and automatic cycle counting: train without looking at your screen. REAL-TIME GPS Route, distance, pace per kilometer, duration, and estimated calories burned during your run. Automatic save and a full history of all your sessions. YOUR MUSIC, YOUR PACE Built-in local player for tracks stored on your device, no internet required — play / pause / skip controls right from the session screen. Quick access to Spotify, Deezer, and Apple Music: launch your favorite app in one tap, before or during your workout. PROFILE & STATS All your activities in one place: VO2max, distances, sessions. See your progress week after week. COMMUNITY Share your sessions (text and photo), add friends, and enjoy a private feed with people you know. Take on weekly challenges and compare your VO2max on the community leaderboard. Built-in moderation: report and block on every post. WHY RUN EXPERT? - Built by running enthusiasts - 100% secure, GDPR-compliant data PREMIUM SUBSCRIPTION — 7-DAY FREE TRIAL Run Expert offers a 7-day free trial via the App Store. When the trial ends, you can: - Keep using it for free, with ads - Go Premium, ad-free AUTO-RENEWABLE SUBSCRIPTIONS - Run Expert Premium Weekly: €1.99/week - Run Expert Premium Monthly: €4.99/month - Run Expert Premium Yearly: €44.99/year Prices shown are for reference (France). Your local price may vary by region and is always confirmed by the App Store before purchase. SUBSCRIPTION TERMS Payment is charged to your Apple ID account at confirmation of purchase. The subscription renews automatically unless auto-renew is turned off at least 24 hours before the end of the current period. Your account is charged for renewal within 24 hours prior to the end of the current period. You can manage or cancel your subscription anytime in Settings > [your name] > Subscriptions. LEGAL - End User License Agreement (EULA): https://runexpert.fr/EULA - Terms of Use: https://runexpert.fr/cgu - Privacy Policy: https://runexpert.fr/politique-confidentialite - Legal Notice: https://runexpert.fr/mentions-legales - Community Guidelines: https://runexpert.fr/regles-communaute