"All these processes happen on your browser(device). The extension uses the Gmail API locally on your browser to perform all the necessary tasks. Your emails never get sent to any external server."
I totally understand. Unfortunately, that particular statement was required by Google OAuth verification team to verify InboxPurge. I'll figure out a way to make it clearer. Thank you.
"All these processes happen on your browser(device). The extension uses the Gmail API locally on your browser to perform all the necessary tasks. Your emails never get sent to any external server."
Hope you give it a try.