Mapsly is a standalone software platform that exchanges data with your Google Sheetsvthrough its API. Create a Mapsly trial account and connect it to your Google sheets to see your data in Mapsly.
To start your Mapsly trial:
Select Google Sheets from the list of connectors
Select your Google account or log in to your Google account with email and password
You will be asked to provide access to Mapsly. Click the “Select all” checkbox and then the “Continue” button.
Select the prepared Google Spreadsheet
Click on Proceed
You can always find a full installation guide for Google Sheets in the Mapsly help center. Click on the chat icon 
at the bottom right to contact a Solution Engineer if you need any help.
440 N Barranca Ave #4985, Covina, CA 91723
