إِلَّا مَا شَآءَ ٱللَّهُ ۚ إِنَّهُۥ يَعْلَمُ ٱلْجَهْرَ وَمَا يَخْفَىٰ ٧
Except what Allāh should will. Indeed, He knows what is declared and what is hidden.
Your location stays on this device and is only sent, rounded to about 1 km, to fetch the times.