1st Atomic Time keeps your system time accurate by synchronizing it with atomic time servers

1st Atomic Time screenshots

Browse 1st Atomic Time screenshots on this page.

1st Atomic Time main window. You can access all program functions from this window.

1st Atomic Time main window. You can access all program functions from this window.

Synchronization in process. This window displays time servers and overall progress. You may stop the process at any time by pressing the Stop button.

Synchronization in process. This window displays time servers and overall progress. You may stop the process at any time by pressing the Stop button.

Adjust results of synchronization.

Adjust results of synchronization.

Clock is accurate and no adjustment required.

Clock is accurate and no adjustment required.

1st Atomic Time Options Dialog. Options are split into different sections. You may choose those sections on the left.

1st Atomic Time Options Dialog. Options are split into different sections. You may choose those sections on the left.

1st Atomic Time Options Dialog. Work as a local server option is turned on.

1st Atomic Time Options Dialog. Work as a local server option is turned on.

1st Atomic Time Options Dialog. Enter parameters of the local server.

1st Atomic Time Options Dialog. Enter parameters of the local server.

Options dialog, shell section.

Options dialog, shell section.

Auto-synchronization animation of the tray icon.

Auto-synchronization animation of the tray icon.

First-time auto-synchronization warning.

First-time auto-synchronization warning.

More than 30-minutes difference detected warning.

More than 30-minutes difference detected warning.

Customization of a list of time servers used for synchronization.

Customization of a list of time servers used for synchronization.

Buy 1st Atomic Time Now!

Buy 1st Atomic Time now and download the full version immediately after order processing!

Buy Now!

Try it free for 30 days!

1st Atomic Time is try-before-you-buy software. You can download a free trial version of 1st Atomic Time and try it for a test period of 30 days. After the test period you must either delete it or buy the fully functional version.

Download free trial!

Subscribe to our newsletter to be informed about new versions and updates of 1st Atomic Time:

Enter your e-mail and click "Subscribe"

Look at 1st Atomic Time Tutorials

Any questions? Please contact us!

1st Atomic Time

1st Atomic Time main window. You can access all program functions from this window. Click to enlarge...

1st Atomic Time Options Dialog. Options are split into different sections. You may choose those sections on the left. Click to enlarge...

Adjust results of synchronization. Click to enlarge...

Look at 1st Atomic Time Tutorials and Screenshots

Latest version: 3.0
Read what's new...

Download and Try 1st Atomic Time completely free for 30 days!

Buy 1st Atomic Time Now!

Subscribe to our newsletter

Enter your e-mail and click "Subscribe"

Any questions? Please contact us!

Rated Very Good by SnapFiles!

System Requirements:
Windows 7, 8 and 10. 32-bit or 64-bit

Download additional languages for 1st Atomic Time

You may also consider the following software:

ActionOutline - store and arrange all your information in a tree outline form

1st AutoRun Express - make autorun CDs that will run your documents, web pages, presentations etc. No programming or design required!

1st Clock - enhance your taskbar clock

And more...