Rezerv integrates with out of the box iPhone. iPhone has built in support for ical and caldav. 

Rezerv | iPhone

## 🍏 iPhone

iPhone comes with built in support for both caldav and ical. No need to
install additional apps.

### Learn how to subscribe to calendar

Here you can find the instructions on how to subscribe to calendar urls: 
https://support.apple.com/guide/iphone/use-multiple-calendars-iph3d1110d4/ios\

### Login to Dashboard

Finally we login to the dashboard and subscribe to the CalDAV calendar and reservation iCal.

<form method="post" action="/app/" class="pure-form">
  <label for="calendar_slug">Calendar Name</label>
  <input oninput="onNameInput(this)" id="calendar_slug" name="calendar_slug" class="pure-input-1" placeholder="e.g. haven-villas"/>
  <input type="submit" value="Create Calendar" class="pure-button pure-button-primary"/>
</form>

<script>
  function onNameInput (event) {
  var name = event
  name.value = name.value.toLowerCase().replace(/\W+/g, '-').trim()
  }
</script>

> Send us a message if you are having any issues following these steps.
> - [Setup iPhone](iphone).
> - [Setup Android](android).
> - [Setup Desktop](desktop).
> - [Contact](contact)

We offer a flexible booking system which integrates with the calendar applications of your choice. Rezerv supports ical and caldav standards and therefore empowers you to use it the way you want to.