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FREE UTC Clock Software

 HamTimer Current Release Version 4.2.0 (64-bit)
Released March 6, 2022

HamTimer 4 was written for Microsoft Windows.
It has been successfully run on Windows 10, Windows 8, Windows 7 (64-bit) systems.

Why you should upgrade to Version 4:
Version 4 is a 64-bit application.
If you want to run HamTimer on a 32-bit system, you must run version 3.3.1 or earlier.
Unfortunately, Windows XP and earlier is no longer supported.
If you wish to run HamTimer on Windows XP, download version 2.3.

What? ANOTHER UTC clock application??? Well yes, let me explain...

HamTimer was written by WC0M (formerly WC0EM, WF0GM) to:

HamTimer Screenshots

Main View showing the Alarm Clock feature enabled and set to activate at 7:00 PM as shown on the title bar.
The Local Time label is shaded to also indicate the Alarm Clock feature is active.
Also, a tool tip was added for Windows 10 users. Just hover your mouse over the Local Time label, and you will see the time the Alarm is set to.
Your Time Zone is shown in the status bar and in the screenshot above, you can see that the 10 minute ID Alarm will activate in 8 minutes and 29 seconds.
The WWV Reminder alarm is shown here to activate in 53 minutes and 44 seconds.
There is an Options window where all user preferences may be set. You can set the background color, each clock, and each clock label to any color you choose. All these options are saved automatically, so that your preferences load the next time that you run the program.

Perhaps you only want to view the UTC clock.
This is one of 5 views available to you from the View menu.

Here is a screen shot of the Options Window.
Here you have options for the ID Reminder, the WWV Reminder, Screen and Sound options, and also a tab to setup the Alarm Clock time.


On the Sound tab you can select which WAV file you want your sound system to play.
You may select a different sound for each of the alarms, and enable or disable each alarm.


New with version 4.1.
Now you can set your color preferences in real time from a the Color Preferences window.


This is a window available on the Tools menu.
Here you can select the UTC Hour that a contest begins for a conversion to your local time.


This is HamTimer's custom countdown timer.
It is a separate app bundled with HamTimer.
Here you can see that is will activate in 59 minutes and 55 seconds.

There is also a full Help file to read which will guide you through using the program.

Download a FREE copy of HamTimer 4 for your Amateur Radio Station!

Install File (14.3 MB)

Click Here

Please Read Installation Instructions Below
Uninstall any previous version of HamTimer before you install a newer version.

Step 1: Download HamTimer
Step 2: Using Windows Explorer, navigate to the folder that you have downloaded HamTimer to.
Step 3: Right-click on the HamTimer zip file. In the popup menu, go to: Extract All...
Step 4: In the window that opens up, choose your desired location to unzip the setup files to. Check the box to Show extracted files when complete and click on the Extract button.
Step 5: In the window that opens, right-click on setup.exe and choose: Run as administrator. Follow the prompts.

Your anti-virus software may give you a warning that the program is unsafe. Don't worry. If you download the software from my website, it is virus free.
You may need to add the Setup program to your anti-virus software exceptions list for a successful installation.
You may also have to add HamTimer.exe and CustomTimer.exe to your anti-virus software exception list.


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