Truecaller - Find a person by a name or phone number worldwide for free using Truecaller.
Loganix - The most powerful spam blocker
CallApp - Free Caller ID & Call Blocker app that allows mobile users to block phone calls, identify calls, blacklist unwanted callers and much more.
SubmitCore - SubmitCore offers web design and internet marketing services.
CallerSmart - CallerSmart is an application that is basically used for the purpose of looking up mystery phone numbers for free.
Referrer Spam Remover - Remove spam bots from your Google Analytics data