WorldTimeSync is a free utility that lets Windows users configure their systems to reference an atomic clock server for accurate time updates. The software is provided by WorldTimeServer.com, known for accurate time readings around the world.

Best of all, this utility is available for free. There are no ad banners or spyware. Why make Atomic Clock Sync available as free software? Simply put, to encourage users to check out World Time Server.com's current world time offer. It is an excellent way to keep your local system clock accurate with their accurate clocks worldwide.
Feel free to download, use, and redistribute Atomic Clock Sync for free. Just refrain from changing the program itself. Atomic Clock Sync supports Windows 8, Windows 7, Windows Vista, Windows Server 2003, and Windows XP. It is installed as an executable file, doesn't require installation and works equally well with 64bit and 32bit versions.
Atomic Clock Sync is a vital configuration tool designed to modify your Windows system's synchronization settings. It allows the Windows time service to work on its own instead of binding with time servers. Run this tool whenever you want to review or modify the sync setting, or when you need to fix the Windows Time Service.
Chaos Software Group, Inc., supports Atomic Clock Sync. Our software is not talking directly to the time server. Instead, it lets the Windows system take the lead. Our company signs the file, ensuring that it hasn't been tampered with for proper security.
Version 3.5.0.0: Updated for 64bit versions of Windows and Windows 8