Save money with great value calls to landlines and mobiles / Reach your contacts anywhere in the world at great rates with Skype. You can call phones with Pay As You Go credit or with a subscription you get unlimited calls to landlines (and mobiles in some countries) / See who’s online and instant message them.
Sign in to Skype via 3G, WiFi, GPRS or Edge and see who is online - then instant message them whenever, and wherever the mood strikes.
Most 3G networks should support Skype presence and chat. However, Skype calling is not possible via the iPhone. Please note that data usage costs apply for using Skype over 3G mobile networks, so we recommend an unlimited data plan.
Free Skype App via iTunes Store
Skype for the Nokia N800/N810
Skype 2.5 for Windows Mobile®