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

Purchase 1st Atomic Time Pro

Please select an appropriate license:

Buy one or more licenses for $19.99 USD each

Special offer: Buy license pack for all your family for just $29.99 USD!

Educational and non-profit discounts
We offer student, educational and non-profits discounts, please contact us with a description of your activity.

We offer you a 30-day no-questions-asked money-back guarantee!
In a very unlikely event of you not being fully satisfied with 1st Atomic Time you get your money back, no questions asked!

We will not give, sell or otherwise transfer any personal information you give us to anyone else.

You may choose between immediate electronic download or CD-ROM delivery.

Upgrade policy
Existing users of 1st Atomic Time 1.x-2.x may upgrade to 1st Atomic Time 3.0 with a 50% discount. Please contact us with the original order details.

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!

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Rated Very Good by SnapFiles!

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

Download additional languages for 1st Atomic Time

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