Can my family members use my AmpCoil?

Yes, you can.

 The AmpCoil System is designed to be shared and enjoyed by the whole family, as well as those interested in experiencing sound therapy and PEMF. With the ability to add unlimited profiles, multiple family members and friends can share one device.

Here is an article that goes over how to set up additional profiles for family members, although this is only necessary if the person wants to save their coiling history. Otherwise, they do not need their own profile

Managing BetterGuide Profiles