PainScale - Find treatments for your chronic pain

Gadgetbridge - A free and cloudless replacement for your gadget vendors' closed source Android applications.

BodyBarista - Measure your body with only your iPhone and a mirror 💪☕

fitbit - The Fitbit mobile app is for people who use Fitbit fitness trackers to keep track of their activity goals, food plans, and other fitness related things. Read more about fitbit.

Hello Heart - Easily monitor and understand your blood pressure

Strava - The #1 app for runners and cyclists