Firefox extension to check for new emails in your Google Mail and Google Apps (Gmail for Domain) accounts. GMail Checker for Firefox is an extension that checks for new messages in your Google Mails Inbox and Labels at a regular interval. You can add up as many accounts as you would like and this extension will check them in the given order.
Gmail Checkers settings consist of time interval between checking selection, SSL authentication, notification popup and sound notification as well as options refering to actions for icon clicking (display main menu, check mail or open inbox of the top account).

Requirements:
* Firefox

The license of this software is Freeware, you can free download and free use this browser plug-ins software.