iPhone battery app

[candy84]

I can't seem to find it, but I've read it somewhere on here...
What is the app that you can put on the watch to show your phones battery?

 

[Just_Me_D]

Power - Glance at battery life by Thientam Bach
https://appsto.re/us/eR5R7.i

 

[candy84]

Power - Glance at battery life by Thientam Bach
https://appsto.re/us/eR5R7.i

Is there a free app

 

[Just_Me_D]

Is there a free app

Battery Watcher by Slackerz Inc
https://appsto.re/us/DBm26.i