Its only been a few weeks since messaging app Nimbuzz let Windows Phone users make VOIP calls to other Nimbuzz users, and now the app has already been updated to support calls to landlines, includes making cheap calls overseas.
In the latest update NimbuzzOut willl let you save up to 95% on your mobile phone bill and supports calls to landlines and mobile phones.
Credit can be purchased in minute packs ranging from $5 to $20.
The app, which at its route is a cross-platform messaging app which supports Facebook, Gtalk 24×7 and is available on Windows Phone, Android, iOS, Symbian, Blackberry, Java, PC and Mac.
The otherwise free app can be found in the Windows Phone Store here.