Import Custom Map Sources on

Now available on—import custom map sources directly to your online account with a TMS URL. Read here to learn more about finding a TMS URL.

Until now, only iOS users had the ability to add TMS sources to Gaia GPS, and doing so required testing the TMS URL, converting the data into a TileJSON file, then importing that file into the app via iTunes.

Using the custom map source import feature, skip those steps—test the TMS source right from the website and save it to your account with the click of a button.

Add , View, and Manage Custom Map Sources

Find the Map Sources data summary page listed in the username drop-down menu on From there, you can navigate to the “add map source” form and manage your imported maps.

Click the “+ Import an External Map source” button to reach the form.

Follow the instructions provided to format the TMS URL properly for import.

Screen Shot 2016-06-23 at 2.05.35 PM

—Replace numbers in the TMS URL with the {x}/{y}/{z} variables in whichever order gives a correct preview directly below

You can preview the custom map source near Berkeley, CA by default, or input a different set of Lat/Long coordinates to view it for your preferred area.

If everything looks right, save the source to your account with a single click. You can always email for help, too.

—If the preview looks good, click “Add this map source” to save the custom map to your account

—If the preview looks good, click “Add this map source” to save the custom map to your account

Sync, File, and Share Custom Map Sources

Once you import a source, you can view, file, or share the import right from the Map Sources data summary page.

To view and download selections of the custom map source in Gaia GPS, run a sync from your device and then add it from the Imported category. To learn how to add map sources to view in the app, follow the instructions in these Help Center articles: