RadarSync and DriverMax are two well-known free device driver updater utilities - while both of them do a decent job keeping your device drivers updated RadarSync has issues with proper device detection and DriverMax being accurate is not much user friendly requiring compulsory user-registration.

Now to make things simpler a new free device driver updater utility Device Doctor for Windows 7, XP and Vista is here allowing fast and easy driver updates.

Keeping your computer driver's and applications updated is always recommended to maintain system stability and security, Automated software solutions exist for scanning system drivers and performing these update tasks, However, majority of these solutions like Driver Detective, DriverAgent, and DriverMagic are not free, but RadarSync 2008 Free Edition wont cost you a penny and is far better then many of these paid driver update scanning softwares.