Rename Email - Easily change the subject of any email, by cloudHQ
X (Twitter) - Connect with your friends and other fascinating people. Get in-the-moment updates on the things that interest you. And watch events unfold, in real time, from every angle.
WhoApp - Know who's calling before you answer
Two Factor Auth (2FA) - List of websites and whether or not they support 2FA
Google Titan - A 2FA device to protect yourself from hackers
TestSubject - Test how your email subject line displays on mobile devices.