1st Atomic Time keeps your system time accurate. It synchronizes your PC clock with Internet atomic time servers. You can pick the fastest and most reliable servers. This program supports firewalls and proxy servers. You can setup this program to automatically adjust the time at specified intervals or once at Windows startup. 1st Atomic Time can operate as a time server, then you can ensure you have the exact time on any computer in your network.

iTime
A Simple windows application which will make the windows tray clock alternate between your local time and Internet Time.

1st Atomic Time
1st Atomic Time adjusts your system time with Internet atomic time servers. You can pick the fastest and most reliable servers and adjust the time automatically at regular intervals. 1st Atomic Time can work as a time server for any network.

Atom Time Synchronizer
AtomTime Synchronizer 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

FG Time Sync
Synchronize clock on your Desktop PC or Notebook, using time server available on TCP/IP networks such as the Internet or LAN. It can work as client or server. The protocol currently supported are time protocol(RFC-868).

Advanced Time Synchronizer
This is a powerful and easy-to-use PC clock synchronizer. It works with time servers on the Internet. It can update PC clock at certain time intervals, supports proxy servers, auto-dialing, works as a local time server and can be launched as service.