Train Fitness - Automatically track your workout at the gym - hands free!

Competish - Weight loss with friends!

MoovBuddy - An exercise app for back & neck pain and joint health

WeightHub - Easily synchronize your body weight data between platforms

Dualnback.works - Dual N-back is a specific brain training exercise, that's been shown by research - it might improve fluid intelligence.

Diet Bet - Make money, lose weight