UD5 Toolkit
Running Shoe Size Converter - Online US UK EU CM Chart
Convert running shoe sizes between US (men/women), UK, EU, and centimeters. Also includes brand-specific fit notes (general guide).
Tag: Running & Race Calculator
4+ toolsRunning Pace Calculator - Online Min/Mile & Min/Km Converter
Convert between pace (min/km, min/mile) and speed (km/h, mph). Predict race finish times for 5k, 10k, half and full marathon based on a recent split. Works offline.
Running Splits Calculator - Online Race Pace Predictor
Enter a recent race time and predict times for other distances. Also get lap splits for different intervals.
Run Pace Calculator - Online Min/Mile & Min/Km Splits
Calculate your running pace per mile/km, finish time for a race, and split times. Essential for runners.