iCall lets you make and receive free or low cost phone calls on your Windows computer, iPhone, or iPod Touch.
Voipbuster – Free calls and nearly free sms worldwide
Free phone calls with VoipBuster. Call your online friends for free as well as a special selection of popular international
Voice over Internet Protocol (VoIP) technology enables anyone to make and receive free phone calls over the internet
Truphone – Make Cheap Calls from your Mobile using our VoIP App – Take advantage of VoIP & start saving money on your mobile phone bill. Choose Truphone & benefit from the ability to make cheap calls from your mobile. Cheap International Calls, free international calls, mobile applications, wifi mobile phone
Free Phone Calls|Free Calling Cards - PhoneHog.com offers you a free calling card for making free phone calls.
FreeCall – The cheapest freecalls on the planet – FREE CALLS to regular phones over the internet. Just install the free FreeCall application, plug a headset in your PC and start calling instantly.