Microsoft Office Outlook Part of the Microsoft Office Suite, Outlook is a personal information manager that lets you manage your e-mail, calendar, contacts, and tasks. Commercial Mac OS X Windows Web Android iPhone ... Android Tablet Windows Phone iPad Apple Watch Android Wear Built-in Calendar Dark theme Signature with image Add a feature 307 Like
Lightning Calendar Organize your schedule and events in a calendar fully integrated with Thunderbird or Seamonkey email. . Free Open Source Mac OS X Windows Linux Thunderbird SeaMonkey CalDAV CardDAV Add a feature 157 Like
eM Client eM Client is a full featured e-mail client with a modern and easy to use interface. eM Client also offers calendar, tasks, contacts and chat. Freemium Windows Automatic Backup Built-in themes Built-in translation Calendar integration ... Combined Inbox Conversation view Dark theme Email preview Encrypted email Support for IMAP Imports email from Live mail POP3 Support Tasks managment Add a feature 179 Like
Apple Calendar Keep track of your busy schedule and share it with others using Calendar. Create separate calendars — one for home, another for school, a third for work, and so on. See... Free Mac OS X iPhone iPad iCloud No features added Add a feature 125 Like
Rainlendar Rainlendar is a feature rich calendar application that is easy to use and doesn't take much space on your desktop. The application is platform independent so you can... Freemium Mac OS X Windows Linux Customizable Sync with Fantastical Sync with Google Calendar Multiple languages Add a feature 94 Like
Kontact Kontact is the integrated Personal Information Manager of KDE. Kontact suite unites mature and proven KDE PIM applications under one roof. Thanks to the powerful... Free Open Source Windows Linux No features added Add a feature 25 Like
aCalendar Android calendar-app showing the weeks of the year (week numbers), 21 languages, syncable with Google Calendar: FEATURES * intuitive navigation with smooth... Freemium $ $ $ Android Sync with Google Calendar Multiple languages Sync Calendars Add a feature 13 Like
BusyCal Share Calendars on a LAN and sync with Google Calendar. BusyCal combines a beautiful, personal desktop calendar with an award winning calendar sharing and syncing... Commercial Mac Group calendar filters Add a feature 15 Like
VueMinder Calendar Take control of your schedule and get reminded wherever and however you want. Instantly access your appointments, tasks, and notes with a simple glance at a transparent... Freemium Windows Sync with Google Calendar Portable Add a feature 14 Like
UKs Kalender This program helps you organizing your dates and tasks and reminds you of upcoming events. Free Windows No features added Add a feature 9 Like
Active Desktop Calendar This application is a software calendar with appointments notes, tasks, alarms and contacts that provides seamless integration and interactivity with the desktop... Commercial Windows No features added Add a feature 8 Like
Desktop Calendar Keep a nice, transparent calender on the desktop. Double-click on a day to enter a description. Free Windows No features added Add a feature 4 Like
Cozi Cozi is a free online calendar that helps families coordinate activities. See who needs to be where and when, be reminded of upcoming appointments, and print your... Free Web Android iPhone Blackberry Android Tablet ... Windows Phone iPad Kindle Fire No features added Add a feature 7 Like
BORG Calendar BORG is a combination calendar and task tracking system. The calendar supports all sorts of appointments and also a simple todo list. The calendar functionality is... Free Open Source Windows Linux No features added Add a feature 6 Like
Calendar Calendar, part of Office Online , is a time-management web application by Microsoft. With Calendar, you can track appointments... Free Web Shared calendars Add a feature 13 Like