وَمَآ أَسْـَٔلُكُمْ عَلَيْهِ مِنْ أَجْرٍ ۖ إِنْ أَجْرِىَ إِلَّا عَلَىٰ رَبِّ ٱلْعَـٰلَمِينَ ١٢٧
And I do not ask you for it any payment. My payment is only from the Lord of the worlds.
Your location stays on this device and is only sent, rounded to about 1 km, to fetch the times.