The app is for Wear OS.
This watch face uses body sensor to monitor functions like steps or heart rate.
As it showed on the watch face and the name "walking on the moon" is the animated watch face focusing on the walking stick man.

This is the hybrid watch face with different complication options for customers to choose themselves.

When the stick man walks, you will see his foot print on the moon

There are different options for color styles to choose on the watch face for normal mode and can be adapted to always on mode.