Nokia and Skype have jointly announced the availability of the Skype for Symbian app in Nokia’s Ovi Store, bring the popular and inexpensive calling agent to Nokia’s line of smartphones.

The Skype app, available as a free download from the Ovi Store, allows users of Symbian-based phones to place Skype calls using both GPRS/EDGE/3G mobile connections along with WiFi where available. Skype’s service also include the ability to send instant messages, share videos and pictures and leave voice mails for contacts quickly and easily.

Because the Skype app requires Symbian^1 it is currently only compatible with Nokia phones including the N97, N9 Mini, X6, 5800 XpressMusic, 5530, E72, E71, E90, E63, E66, E51, N96, N95, N95 8GB, N85, N82, N81, N81 8GB, N79, N78, 6220 Classic, 6210 Navigator, and the 5320. Skype promises that full Symbian support, which will include Sony Ericsson devices like the Satio, is coming soon.