Atom Time 

is a useful and handy utility to keep your PC clock accurate.

It can periodically check and synchronize your computer time with a NIST atomic time server, or synchronize time between computers, and can also act as a time server.

Key Features:......

Advanced Time Synchronizer is a PC clock synchronizer working with time servers via the Internet, supporting three time synchronization protocols, proxy servers, autodialing and having a lot of other useful features. Advanced Time Synchronizer connec......

Advanced Time Synchronizer is a PC clock synchronizer. It works with time servers on the Internet, supports three time synchronization protocols, proxy servers, auto-dialing and more. Advanced Time Synchronizer connects to all the servers in the list......

 Atom Time