Google Calendar - Spend less time managing your day & more time enjoying it

Teem - Cloud-based meeting room booking system

Jorte - Schedule books must be practical and has a good design.

AgilQuest - AgilQuest is a powerful workspace and meeting room booking software that delivers organizations with a central platform from which to find and reserve conference rooms.

Business Calendar - Powerful and easy to use calendar app for Android including weather, widgets and tasks.

MeetingRoomApp - The best meeting and conference room booking system with a number of unique functions for effective meeting management and optimization of company processes.