Free
Aflik MonsterSMS the world's most secure inbox software for your secret messages
VoIP Tunneling solution for VoIP service providers and carriers
Samsung Odin 3.10.7 is the best Flashing tool for Samsung Android devices.
Skype offers voice chat, video chat, and instant messaging.
The Mizu Webphone is a SIP softphone for the Web
The best tool for oneclick root Xperia Z2, Z1 and many more smartphones.