قُلْ مَآ أَسْـَٔلُكُمْ عَلَيْهِ مِنْ أَجْرٍ إِلَّا مَن شَآءَ أَن يَتَّخِذَ إِلَىٰ رَبِّهِۦ سَبِيلًا ٥٧
Say, "I do not ask of you for it any payment - only that whoever wills might take to his Lord a way."
Your location stays on this device and is only sent, rounded to about 1 km, to fetch the times.