WalkUnited is a free Android app developed by WalkUnited that aims to promote solidarity and healthy habits. The app allows users to make a difference in their everyday lives by converting their daily activity into donations for over 40 partner associations.

Whether walking to work, practicing Nordic walking, or going for a run, WalkUnited tracks all types of physical activity by collecting data from the phone's pedometer. Once the activity is collected, users can convert it into donations for the associations they choose.

In addition to promoting solidarity, WalkUnited also encourages healthy habits. By tracking daily activity, users can monitor their progress and set goals to increase their physical activity levels. Overall, WalkUnited is an excellent app that combines social responsibility with healthy habits, making it an ideal choice for users who want to make a difference while improving their health.