Rebtel offers a unique free service that can be used from any phone. Use your existing smartphone, landline or cell phone to make free calls between friends and family in more than 50 countries around the world.
After signing up for the free service, simply call your friend using the local number you are assigned for the country you are dialing. When the other party answers, ask them to hang up and call you back on the local number while you stay on the line. When they dial the local number, the call is instantly connected and you can talk for as long as you like. For free. Local charges may apply if their local phone company charges for local calls. Sign Up to Make Free Calls with Rebtel