With Teamup, it's easy for groups to stay organized, schedule jobs, share events, and communicate real-time statuses anywhere anytime across multiple devices. Save time, eliminate conflicts and bring the entire organization onto the same page. From tennis court booking to construction crew scheduling, from scouts and community events to marketing programs of multiple national corporations, Teamup makes life easier for everyone involved in groups. Key features. Color-coded events. Synchronization with other users of the same group calendar. Custom access permissions for individual users centrally managed by calendar administrator. Display images in event details. Link to location maps. Prevent double booking if needed. Upload images and files (premium only). Toggle calendars in sidebar. Time zone support. Dashboard for multiple calendar links. Offline access. More features available in the web version: Notification emails, daily agenda, iCalendar feeds, import, export, etc.To start using Teamup for iOS, you need to have access to a web based Teamup Calendar. Enter your calendar link into the Add Calendar screen when you launch the app. If you don't have one yet, create one on teamup.com. It's free. If you need to access multiple group calendars, the dashboard makes it easy to switch between the groups and access each calendar independently, and to separate your business from your personal calendars.