Simple notification for Inbox™ is a free Chrome add-on that provides a convenient way to stay updated on the number of unread messages in your inbox. This add-on supports secondary accounts and allows you to adjust the update frequency according to your preference.

With Simple notification for Inbox™, you can easily keep track of your unread messages without the need to constantly check your inbox. The add-on displays the number of unread messages directly on the browser toolbar, making it easily visible at all times. Additionally, you can simply click the button to open your inbox and access your messages.

Overall, Simple notification for Inbox™ is a useful tool for Chrome users who want to stay informed about their unread messages without the hassle of constantly checking their inbox. Its adjustable update frequency and support for secondary accounts make it a versatile and convenient add-on.