FollowUp is a personal CRM that makes managing professional relationships easy. Integrated with Gmail, FollowUp allows users to write multiple notes per contact, configure follow-ups to stay in touch with contacts, create reminders for one-off situations, schedule calendar events from Gmail, and view conversation history
Dittach allows users to find email attachments fast by plugging into their Gmail, Google Drive, or Dropbox accounts and giving the account a feed in its browser of all the files they’ve sent and received, starting with attachments. Users can search full contents, including PDFs,
Mailtag offers free Gmail tracking in real time. The tool allows users to receive real-time push notifications, get reminders about unread emails, track link clicks inside emails they send, and view entire email open histories.