Walkr

This app gamifies movement and rewards you for being more active. An interstellar walking adventure.

Sworkit Kids

Sworkit Kids Workouts allows you to select the length of workout you are looking for. You can also select a strength, agility, flexability and balance, warm-up, cool-down, or movement workout. Easy to follow and kid-friendly.

Nike Training

This app is currently free and has a wealth of great features. Nike delivers over a hundred workouts to choose from that you can filter by duration of workout, equipment needed, level, intensity, and whether you desire a strength, endurance or mobility workout.