How to use World Clock App

World Clock App allow you to show up to 6 clocks of different cities, locations on your screen.
Below is an example:



Let's jump in and get started:

First, you will need to have your screens set up and paired. For more information on how to do that, click here.

Then log on to our portal:

Go to Files/Assets, Click on "App".


Click World Clock app:

Enter your World Clock wall information:
  • Name: Name of your World Clock wall, this is the name of the wall in your asset list. It will not be displayed on your screens.
  • Clock Type: select Analog or Digital clock type.
  • 24 Hours Format: If Clock Type is Digital, you can select the 24h format.
  • Location: Type in the location of the clock, you can add up to 6 locations.
Click Save.
After Saving, you can Preview the wall. It may take several seconds for the app prepare your wall.

That's all! Congratulation!

You have created your World Clock Wall.
You can change the wall any time by click on it in the Files/Assets tab. 

You can assign the newly created wall to your screen by going to Screens, click Edit screens and assign the wall to screens that you want.

You can put the created walls in a Playlist, Schedule too.


If you have any additional questions, concerns or any feedback about OptiSigns, feel free to reach out to our support team at or just submit a ticket here.

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