Toronto-based zerofone launched their VoIP iPhone app back in January and they have officially crossed over the 20,000 download mark. The app reduces your wireless bill allows you to make long distance and roaming to Canada, US and various international locations.They are celebrating this news by tripling the amount of free trial minutes to 30. After the trial is up you can purchase a monthly package that ranges between $4.99 and $19.99, but zerofone is sweetening the deal for the North American package and giving a month for free.
More here via iTunes
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