This app was mentioned in 1 comment, with an average of 1.00 upvote
iOS or Android?
Edit:
Android: https://play.google.com/store/apps/details?id=com.keuwl.gpswaypoints&hl=en
iOS: https://itunes.apple.com/us/app/easy-gps-coordinates-compass-waypoints-map-data-your/id477998011?mt=8