Paces vs Race Time Calculator

What's your marathon time at a 7:30 pace? Your 5K? Paces answers instantly — no more Googling pace charts. Built by a runner, for runners. Pick a pace, and see your finish time for every race distance at a glance. Tap +1 or -1 minute to jump between paces, or fine-tune to the second. RACE DISTANCES • Track: 200m, 400m, 800m, 1K, 1500m, Mile, 2K, 3K • Road: 2 Mile, 5K, 6K, 8K, 10K, Half Marathon, Marathon • Custom distances in miles or kilometers — perfect for ultras or your favorite loop MILES OR KILOMETERS Switch between min/mile and min/km. See that a 4:15/km pace is a sub-3 hour marathon. SIMPLE AND PRIVATE • Remembers your last pace and distance • Dark mode • No account, no ads, no data collected Whether you're chasing a PR, planning race-day splits, or checking a goal time for your next half marathon, Paces makes the math effortless.

Training for an upcoming race? Want to know what time you should aim for based on your recent training? Race Time Calculator analyzes your running data (stored in your Apple Health app) to predict your expected race times with real accuracy. With personalized goal times based on your actual training, you’ll unleash your full potential, crush PRs, and even surprise yourself! Why Race Time Calculator? • The ONLY app that uses your real running data for predictions. • Provides accurate insights in under a minute to help you train smarter. • Share your in-app results with friends and training partners to stay motivated. Don’t leave your performance to chance. Use your data to run smarter and achieve your goals! Note: Race Time Calculator requires running workouts to be saved in your Apple Health app.