Gmail Peeper is a web-based application (or website) that allows users to access their Gmail account without having to log in to the official Gmail website. With Gmail Peeper, users can quickly preview their emails, check their contacts, and see their Google Calendar events. The app also provides a notification system to alert users when they receive new messages, and the ability to attach files to emails directly from the app. It also offers the option to quickly search for emails and contacts, as well as the ability to share documents. Gmail Peeper is a great way for users to stay connected to their Gmail account without having to constantly log in and out of the official website.
Discontinued The extension is no longer updated. The latest version, 0.6.4.1, released in March 2011, can still be downloaded from Mozilla Addons.