Being fit is a spectrum. Track your activity in a colourful manner with this simple but detailed interface:

Battery level in the top left,

Active Zone Minutes in the top right,

Heart Rate in the bottom left and

Number of Steps in the bottom right corner.

Pressing any of these 4 information will show the value in the big font overlaying the the whole screen and hide it on release.

Beside these 4 invisible buttons there are 2 more:

pressing in the bottom middle will show digital watch and double-tapping in the middle of the screen will turn on the flashlight, a very handy tool in the late hours.