Macros - Macros – Calorie Counter and Meal Planner created and published by JosmanTek for Android and iOS devices.

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

Human:Activity tracker - Activity tracker - Walking, running, biking and Calorie tracking

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

Fitbod - Personalized Strength-Training powered by Machine Learning

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