What are some alternatives?
When comparing ApPHP Calendar and Campaign Calendar, you can also consider the following products
Teamweek - A project management software to help you get the best overview. Plan fast, change plans faster!
Apple Mail - There’s big news attached.
Calendarix - Calendarix is a powerful and easy to use web-based calendar that runs on PHP and MySQL.
Time Slot Booking Calendar PHP - Time Slots Booking Calendar PHP for online appointment booking and class scheduling.
CalendarAnything - CalendarAnything offers a customizable and easy to use calender tool for Salesforce.
UpTo - Life goes beyond meetings and appointments