

You can add up to five Gmail accounts to this extension, and switch among them. From the panel window, you can also delete the message, mark it as read/unread, or mark it as spam. And as with Checker Plus, you can click the Notifier for Gmail icon on the Chrome extension toolbar to open a panel where you can read an unread email. Like Checker Plus, Notifier for Gmail pops up a notification window in the lower-right corner of your desktop for every incoming email, showing the first snippet of text in it. It uses a lot less of your computer’s memory than Checker Plus, so it might run faster if you’re using Chrome on an older, slower computer.
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If you don’t need all the features of Checker Plus for Gmail, then Notifier for Gmail, shown above, gets the job done. According to the developer, Checker Plus doesn’t restrict the number of Google user accounts you can add to it, but the Gmail servers appear to allow only about 10 accounts to be simultaneously accessed by one computer. You can monitor multiple Gmail accounts using this extension. You can even compose a new email from the panel. You can read them from this panel (or have Checker Plus read them aloud to you), delete them, or perform other actions on them without going to your Gmail main page.

Click the Checker Plus icon on the Chrome extensions toolbar to open a panel from the top of your Chrome window that lists your unread emails. Each pop-up shows a preview of the email’s first few lines. Checker Plus for Gmail or Notifier for Gmail Howard Wen / IDGĬhecker Plus for Gmail notifies you of new emails with pop-up windows in the lower-right corner of your computer’s desktop.

Instead, consider this list and pick the ones that give the features you want most in Gmail. To be clear: We don’t recommend installing these extensions all at once - too many extensions installed on any browser can bog down its performance.
