Pace Lab vs Pace Calculator

Pace Lab is a running calculator built for runners who want clear numbers without the clutter. ■ Key Features - Pace calculator Calculate pace and speed from any distance and time. - Race pace calculator Set your goal time and get your target pace — then view full race splits with real clock times across the course. - Pace–speed converter Switch instantly between pace (min/mi or min/km) and speed (mph or km/h). - 400m lap calculator Convert between lap times and equivalent running pace for track sessions. - Training pace calculator Enter your goal time and get recommended paces for easy runs, long runs, marathon pace, threshold runs, and interval workouts. - Heart rate zone calculator Calculate your 5 training zones using Max HR, Resting HR, or Lactate Threshold (LTHR). - Race time predictor Predict finish times across distances using recent race results or VDOT-based estimates. - Energy gel calculator Get a personalized gel count and timing plan based on your race distance and goal pace. No sign-up required — just the tools runners need for smarter training and race planning.

PaceShare is the calculator runners actually love using. Calculate your pace, predict your race time, plan your splits, and share the result as a beautiful story card. Everything works offline, on-device. No account. No tracking. - WHAT YOU GET - PACE CALCULATOR Enter any two of distance, time, or pace. Get the third instantly. Switch between min/km and min/mi with one tap. RACE PREDICTOR Just finished a 10K? See your predicted 5K, half marathon, and full marathon times. Powered by the proven Riegel formula used by coaches worldwide. SPLIT PLANNER Plan every kilometer of your race. Choose even, negative, or positive splits. Know exactly what pace to hit at each marker. UNIT CONVERTER Switch between min/km, min/mi, km/h, and mph in real time. No more guessing what "8:00 pace" means. SHARE CARDS This is what makes PaceShare different. Turn your pace, predictions, and splits into stunning story cards. Three designs: Bold, Minimal, Gradient. Perfect for Instagram, X, or sending to your training partner. - WHY RUNNERS CHOOSE PACESHARE - - Everything runs on your device. Your data stays yours. - No login. Open the app, get the answer. - Works on the bus, on the treadmill, anywhere. - Multi-language: English, German, French, Italian. - Designed by a runner, for runners. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/