fring is a free mobile VoIP software that lets you talk and live chat (IM) using your handset's Internet connection instead of costly mobile airtime (GSM) minutes. fring enables free mobile calls over Wi-Fi Internet access or your GPRS, EDGE or 3G Internet data plan.
fring lets you easily communicate with all your fring, Skype, MSN Messenger, Google Talk, Twitter and regular phone contacts from one, integrated & searchable contact list. fring also supports SkypeOut and hundreds of SIP-based services such as GizmoProject, VoipCheap, VoipStunt, Free World, even from non-SIP enabled handsets, enabling cheap local and international VoIP calls to contacts PCs, mobile phones and landline numbers. Enhanced with real-time contact availability (presence) fring let's you see who'sonline before dialing.
All you need to use fring is a 3G handset with Internet connectivity that is already available from your mobile service provider or through your nearest Wi-Fi hotspot. fring is PC-independent, does not require any proprietary hardware or airtime, and works with phones purchased through any mobile operator. fring is as easy to download as a ringtone and is simple to install and use.