Privacy statement

Privacy statement of 123 Contact optimizer

123 Contact optimizer use and transfer to any other app of information received from Google APIs will adhere to Google API Services User Data Policy, including the Limited Use requirements.


Or in more simple and specific words:


  • See, edit, download, and permanently delete your contacts

    • Needed to access your Google Contacts data as the data will be saved to the spreadsheet.

  • View and manage spreadsheets that this application has been installed in

    • The add-on needs access to the current (open) spreadsheet. No access to any other Spreadsheet on your Google Drive is allowed or needed.

  • Display and run third-party web content in prompts and sidebars inside Google applications

    • The add-on runs in a sidebar and uses a prompt to display info.

oAuth consent screen

Each Google add-on also gets the userinfo.email and userinfo.profile scope. Your email address is captured to determine if you are a (free) @gmail.com user or a Google Workspace user. This information is used to determine the available Google features (e.g. script run time). Your email address might also be used to inform you about the product features / updates.


No other information is used. Your data remains your data. Your data is not read by humans and not used for any other purpose then to serve you the add-on functionality with the best experience possible.


See also our company privacy statement.

See our security page about the different layers of security in relation to safely use Google add-ons.