Nokia PC Suite is a package of Windows-based PC applications developed especially for use with Nokia phones. Depending on your phone model, it lets you synchronize, edit, and back up many of your phone's files on a compatible PC through a wireless or cable connection.

Features:
Back up and restore phone files
Transfer information, pictures, and music from phone to phone or phone to PC
Synchronize your phone and PC calendars
Edit contacts, pictures, and phone file names
Install Java-based applications in your phone
Convert ringing tone formats
Play multimedia messages and videos
Send text messages from the PC
Connect by using your phone as a modem