Sounds like a scam to me.
It's a recorded message speaking really great about not using my Apple devices until I speak to someone at that number.
Funny thing, I don't have any Apple devices.
Recent Complaint Activity for (844) 421-5037
A Call Control user reported as spam
03/03/17 03:33 PM
An EveryCaller user reported as spam
02/27/17 06:36 AM
A Call Control user reported as spam
02/26/17 12:06 PM
FCC Complaint reported as spam
02/24/17 12:00 AM
FTC Complaint reported as spam
02/23/17 10:00 AM
You might be interested in checking reports for these numbers