If you need a shared calendar for your company, a client or group, Teamup Calendar is a great option. It is different from other calendar systems, with no one required to have a user account. It also offers a simple way to share multiple calendars with a single “secret” link.
Teamup Calendar offers other helpful features including:
- Creating multi-colored calendars with unlimited users
- Setting up password protection if necessary
- Saving events to GCal, Outlook and .ics files for Mac
- Making recurring events
- Embedding calendars into websites, blogs and Facebook pages
Cost: Free (up to five calendars or 10 with an “introductory special”) along with premium versions for $96/year and $240/year