One Calendar Alternatives

    One Calendar is described as 'The most popular app to view all your calendars like Google, Live, Outlook, iCloud, Exchange, Office365, Facebook and more. OneCalendar integrates all your calendars into an easy-to-read overview. View and manage all your appointments, events and birthdays' and is an app in the Office & Productivity category. There are more than 25 alternatives to One Calendar for a variety of platforms, including Online / Web-based, Windows, Mac, Android and iPhone. The best alternative is Google Calendar, which is free. Other great apps like One Calendar are Microsoft Office Outlook (Paid), Lightning Calendar (Free, Open Source), Simple Calendar (Freemium, Open Source) and Apple Calendar (Free).

    This page was last updated Jul 6, 2021

    1. 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 with friends and family, and search for events you might enjoy.
      show more
    2. Microsoft Outlook, part of the Microsoft Office Suite (not to be confused with Microsoft Outlook Express), is a personal information manager that lets you manage your e-mail, calendar, contacts, and tasks.
      show more
      Microsoft Office Outlook vs One Calendar opinions
      pros, cons and recent comments
      No editing of google entries in the outlook app
      Negative comment about 2 years ago

      0


    3. Organize your schedule and life’s important events in a calendar that’s fully integrated with your Thunderbird or Seamonkey email. Manage multiple calendars, create your daily to do list, invite friends to events, and subscribe to public calendars.
    4. A simple calendar with optional CalDAV synchronization. You can easily create recurring events and setup reminders, it can also display week numbers.
      show more
    5. 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 all your calendars in a single window or choose to see only the calendars you want.
      show more


    6. Morgen is a modern and multi-platform calendar application. It connects to several calendar providers (including Google Calendar, Microsoft Exchange, Outlook.com, iCloud) and provide advanced scheduling features powered by Artificial Intelligence.
    7. 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 calendar that sits right on your Windows desktop.
      show more
    8. Password Encrypted Calendar: Calendar Lock PEA - Displays iCalendars that are plaintext only in RAM, but otherwise always encrypted on the device. - Uses autheticated encryption and a memory-hard key derivation function for the password.
      show more
      • FreeProprietary
      • Online
      • Android
      • iPhone
      • Blackberry
      • Android Tablet
      • Windows Phone
      • iPad
      • Kindle Fire
      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 calendar by week or month. Cozi is the easiest online calendar you'll ever use.
      show more
    9. WebCalendar is a PHP-based calendar application that can be configured as a single-user calendar, a multi-user calendar for groups of users, or as an event calendar viewable by visitors.
      show more
    Showing 10 of 45 alternatives