Is Opened Alternatives

    Is Opened is described as 'Free email tracker extension for your Gmail account. Email tracking for all your Gmail emails' and is an app in the Online Services category. There are more than 10 alternatives to Is Opened for a variety of platforms, including Google Chrome, the Web, Chrome OS, Windows and Mac. The best alternative is Gmelius, which is free. Other great apps like Is Opened are Mailtrack for Gmail (Freemium), Mailcastr (Freemium), OBTrack (Free) and (Paid).

    The list of alternatives was last updated Dec 20, 2019