get.evercontact.comSoftware by Kwaga
CONTACTBOX - CONTACTBOX combines the simplicity of an address book with effective functions of a CRM system.
Truecaller - Find a person by a name or phone number worldwide for free using Truecaller.
Pobuca Connect - Connect with your contacts.
CallApp - Free Caller ID & Call Blocker app that allows mobile users to block phone calls, identify calls, blacklist unwanted callers and much more.
CRM-gx - Contact Management
CallerSmart - CallerSmart is an application that is basically used for the purpose of looking up mystery phone numbers for free.