If you don't have a device yet, you may try inKin with one of these free options: Fitbit (iOS and Android), Mi Fit (iOS and Android) or Withings (iOS and Android) apps as well as the Apple HealthKit.
We also have the Manual Log feature.
What If I Don't Have a Fitness Tracker?
If you don't have tracker you should read this article to learn how to log activity data in inKin
Written by Zara