Simple running calculators, all worked out in code, in English and Arabic.
From goal time to pace per kilometre, and back.
Open →5K, 10K, half and marathon times with pace and splits.
Open →km/h to minutes per kilometre, with race times.
Open →Five training zones with the Karvonen method.
Open →Turn treadmill speed into pace, and back.
Open →The pace it takes, and how to train for it.
Open →