# Ariel Help Center > Ariel Help Center — guides, concepts, and interfaces to help you use Ariel across setup, calls, messages, email, calendar, agents, and assignments. ## Docs - [Calendar Setup](https://help.meet-ariel.com/calendar-setup.md): Add your calendars to Ariel - [Agents](https://help.meet-ariel.com/concepts/agents.md): What Ariel agents are and how they work - [Assignments](https://help.meet-ariel.com/concepts/assignments.md): Track outcomes with context — what assignments are and how to use them - [Calendars](https://help.meet-ariel.com/concepts/calendars.md): Understanding how calendars work in Ariel Assistant - [Contacts](https://help.meet-ariel.com/concepts/contacts.md): Learn about how contacts work in Ariel - [Download Ariel](https://help.meet-ariel.com/download.md): Get started with Ariel by downloading our iOS app or accessing the web version - [Phone](https://help.meet-ariel.com/interfaces/calls.md): Phone Calling - [Email](https://help.meet-ariel.com/interfaces/email.md): Ariel email capabilities - [Messaging](https://help.meet-ariel.com/interfaces/messages.md): Two-way messaging in your voice across app and web - [Introduction](https://help.meet-ariel.com/introduction/first.md): Welcome to the Ariel Help Center — guides and how‑tos to use Ariel - [Calling Setup](https://help.meet-ariel.com/phone-setup.md): Setup Ariel to take your missed calls ## Optional - [Ariel Website](https://www.meet-ariel.com) - [LinkedIn](https://www.linkedin.com/company/ariel-assistant/) - [iOS App](https://apps.apple.com/se/app/ariel/id6714480812)