Frequently Asked Questions ← Knowledge Base Which smart phones run the ANKR app? Will ANKR drain my phone battery? What is the technology behind ANKR? Can I set up an ANKR with more than one device? Can I ring my ANKR'd device to help find it? How does the ANKR tag help me find lost items? What is the difference between ANKR and GPS? What is ANKR's range? What is a Safe Zone? Does ANKR work for luggage while traveling? What is ANKR made of? How long does the battery last? Do I have to pair my phone with my ANKR? Can ANKRs get wet? Do you charge a monthly fee for using ANKR?