Log runs with natural language. Type “easy 8km” or “tempo 20mins at hr 150-160” and click a day.
Rulator is an advanced natural-language running calculator that helps runners calculate pace, speed, distance, race predictions, VO2Max, heat, altitude, splits, and unit conversions. It works like a code editor: type running expressions and get instant results.
Enable JavaScript to use Rulator. Type expressions like:
5:00/km for 10km
35mins 5k
4:00/km predict marathon
21:00 5k vo2max
5:00/km at 30c
Enable JavaScript to use Rulator