Free international phone calls from mobile phones

simply-fone give international calls at no cost by dialling a mobile number.
Dial 07744 974 333
At the prompt, dial your International destination number - followed by #.

The call should be charged by your provider at the as a normal cross network mobile call.
If you have free cross network minutes then this will be included and you have a free international call.

Check the site to see destinations, some are only available during the day.