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

Onyx by Titanium - This website provides operating system utilities for macOS

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

Google Fit - Effortlessly track any activity. As you walk, run, or cycle throughout the day, your phone or Android Wear watch automatically logs them with Google Fit. • Get instant insights. See real-time stats for your runs, walks, and rides.

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

DeepSport - Fitness app with position tracking to help perfect your form