You can use the Strava app on your Apple Watch without your iPhone, but you'll need to have a Series 2 or 3 Apple Watch.

Tracking your daily steps is a simple yet effective way to monitor your physical activity and stay motivated toward your fitness goals. Whether you're aiming to lose weight, boost your fitness, or ...

In the past, Apple's Fitness app needed an Apple Watch to monitor, track, and display your workouts and fitness routines. Your watch recorded the calories you burn (Move), the length of your workouts ...