805 Like Google Calendar Good alternative? YES NO With Google Calendar, its easy to keep track of all your lifes important events in one place. You can add events and send invitations effortlessly, share your schedule... Free Web Android iPhone Chrome OS Android Tablet iPad Sunbird Chrome Data export/import IFTTT integration Add a feature
288 Like Microsoft Office Outlook Alternative? YES NO 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 Windows Web Android iPhone Android Tablet Windows Phone iPad ... Apple Watch Android Wear Built-in Calendar Signature with image Add a feature
142 Like Lightning Good alternative? YES NO Lightning brings the Sunbird calendar to the popular email client, Mozilla Thunderbird and the http://alternativeto . Free Open Source Mac Windows Linux Thunderbird SeaMonkey CalDAV CardDAV Add a feature
123 Like Apple Calendar Good alternative? YES NO 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 iPhone iPad iCloud No features added Add a feature
92 Like Rainlendar Good alternative? YES NO 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 Windows Linux Customizable Sync with Fantastical Sync with Google Calendar Multiple languages Add a feature
15 Like iRedMail Good alternative? YES NO A fully fledged, free email server solution, an open source project (GPL v2). Use official binary packages from Linux/BSD distributions, with both i386 and x86_64... Free Open Source Linux BSD Self-Hosted No features added Add a feature
15 Like Calendar Good alternative? YES NO 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
6 Like CalenGoo Good alternative? YES NO CalenGoo gives you a fast and easy way to access and change your Google Calendar (or Google Apps Calendar) with your Android device. Commercial Android iPhone Android Tablet iPad Android Wear Sync with Google Calendar Add a feature
8 Like UKs Kalender Good alternative? YES NO This program helps you organizing your dates and tasks and reminds you of upcoming events. Free Windows No features added Add a feature
8 Like Active Desktop Calendar Alternative? YES NO 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
18 Like Kontact Good alternative? YES NO 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
9 Like 30 Boxes Good alternative? YES NO 30 Boxes is an online calendering tool. Free Web No features added Add a feature
11 Like BusyCal Good alternative? YES NO 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 No features added Add a feature
5 Like Yahoo! Calendar Good alternative? YES NO You can view an entire month or focus on a specific date and time. You can also assign colors for different calendars and to-do lists, and drag-and-drop events... Free Web CalDAV Add a feature
7 Like GMinder Good alternative? YES NO GMinder is a reminder program that waits in your system tray and alerts you when you have an upcoming Google Calendar event. GMinder supports multiple calendars and... Free Open Source Windows Sync with Google Calendar Add a feature
