PDF Creator is a virtual PDF printer.
Schedule an email to be sent later. Easy email reminders. Boomerang for Gmail lets you take control of when you send and receive email messages.
Schedule emails to be sent later, set inbox reminders, and see if your emails get opened.
Google Forms is a tool that allows collecting information from users. It is used to create and organize activities, manage meetings, create polls with the possibility to personalize the colours and themes, collect email addresses for a newsletter, create a pop quiz. The information are then collected and automatically connected to a spreadsheet.
GTasks is a simple a task management app. It is used for creating to do list, set reminder, send tasks with the app who permit a Google synchronization. It is integrated into gmail, calendar and is available as an igoogle homepage widget.