Apps similar to Multi-Inbox Checker Pro include Checker Plus for Gmail, which is free. Other options are Notifier for Gmail, Mia for Gmail, Gmail Notifier (gmailnotifier.com) and Google Mail Checker. In total there are nine Email Clients like Multi-Inbox Checker Pro for Windows, Mac and Linux.
Displays new emails, sender's contact photo, and notifications, and allows the user to listen, read or delete emails without opening Gmail! Supports multiple accounts plus and provides many other tools.
Canada
Gmail™ Notifier is an open-source project that notifies you about incoming emails from all your Google Mail accounts and labels.
Gmail Notifier alerts the users of new email messages. Users can also read emails, delete or mark them as read, all without having to open a browser.
Displays the number of unread messages in your Google Mail inbox. You can also click the button to open your inbox.
Howard is a replacement for the Windows Live Messenger email notification. A tooltip and a sound will notify you about a new email. The tooltip shows you the sender and email subject. Just click the tooltip or icon to open your inbox in your browser or Windows Mail.
Germany
EU
Gmail™ Panel (and Notifier) is an easy-to-use extension for your browser, which can help users to keep track of their Gmail account, while surfing the internet for other information. This convenient extension can help multitaskers as they have the opportunity to open their Gmail...
Gmail Notifier is a Linux/Windows alternative for the notifier program released by Google, it is written in Python and provides an attractive and simple way to check for new mail messages.
Gmail™ Notifier Plus alerts you of new email messages. Users can also read or reply to emails, delete or mark them as read, all without having to open a new window.
