This app was mentioned in 3 comments, with an average of 4.33 upvotes
Freeview API seems to be down (eg. if you use their app probably also doesn't work: https://play.google.com/store/apps/details?id=au.com.freeview.fv&hl=en_AU) Once they fix it, it should come back
Freeview app from playstore. Only has around 20 channels though.
https://play.google.com/store/apps/details?id=au.com.freeview.fv&hl=en