Free 1calendar Alternatives

    The most popular alternative is Google Calendar, which is free. If that doesn't suit you, our users have ranked 11 alternatives to 1calendar so hopefully you can find a suitable replacement. Other interesting 1calendar alternatives are Apple Calendar (Free), iRedMail (Freemium, Open Source), aCalendar (Freemium) and 30 Boxes (Free).

    The list of alternatives was last updated Jul 30, 2013