This is an #AndroidExperiments https://www.androidexperiments.com/experiment/steps-tracking-live-wallpaper

Drip Steps Tracker

Android Live Wallpaper to track your daily steps. Your daily progress is shown as a water drop filling in towards your daily goal.

This project includes

• Working with accelerometer sensor to support screen rotation physics
• Working with Fitness API
• Support Android 4.1 and above
• Customization of the daily goal, as well as various visual parameters.

Play Store link - https://play.google.com/store/apps/details?id=nirhart.dripmysteps

The Fitness API works with Google Fit - you must enable Google Fit steps tracking in order to use this wallpaper - https://play.google.com/store/apps/details?id=com.google.android.apps.fitness