Share your pace — and a lot more
A share button on every page, link previews that work, one clean time format everywhere, and activities that trust their own GPS file.
Novedades
Qué ha cambiado en Calcpace, de lo más reciente a lo más antiguo.
Las publicaciones están en inglés.
Feed RSS
A pace conversion guide, in fifteen languages
How to turn min/km into km/h, min/mi into mph, and one into the other — with a reference table. Plus durations that finally read like durations.
Open to everyone, with maps
Registration is open — no invite code. Upload a GPX file and get your route on a map, per-kilometre splits, elevation and a VO2max estimate.
Calcpace is now a website
The pace maths that used to live in a Ruby library is now a free website: pace, finish times, splits, race predictions and a unit converter.