GMass - GMass allows you to easily schedule emails, send out mass emails and mail merge campaigns and more with Gmail! Click here to learn about more features!
Social Pomodoro - Meet an accountability buddy for 25 minutes of focused work.
HubSpot Free Email Marketing - Powerful drag and drop email marketing in the HubSpot CRM
Focusmate - Distraction-free productivity via virtual coworking
Quokka (formerly Kryptowire) - The gold standard in SAST, MAST, IAST, and more!
Habit List - Create good habits and break bad ones with the app that keeps you focused.