Google Calendar - Spend less time managing your day & more time enjoying it
Adobe Learning Manager - Adobe Learning Manager (formerly Adobe Captivate Prime LMS) is easy to setup and helps in delivering engaging learning experiences in a personalized manner across devices.
CalenGoo - Features | 1.0.175 for Android™
Udemy - Online Courses - Learn Anything, On Your Schedule
Jorte - Schedule books must be practical and has a good design.
Moodle - Moodle is the world's most popular learning management system. Start creating your online learning site in minutes!