Strava has apps for iPhone and Android so the barrier of entry is lower than owning a dedicated GPS unit: https://support.strava.com/hc/en-us/articles/223297187

Strava has apps for iPhone and Android so the barrier of entry is lower than owning a dedicated GPS unit: https://support.strava.com/hc/en-us/articles/223297187-How-to-get-your-Activities-to-Strava#app https://support.strava.com/hc/en-us/articles/223297187-How-t...