iPhone iOS 3.0 and above supports the ability to add a calendar from a iCal (.ics) web URL. (iPhone 3, iPhone 4, iPhone 4s)
With this functionality you can add a read-only version of your Blitz sales follow-up software calendar.
Required Prerequisite: On your My Profile page in Blitz, the Publish Schedule iCalendar Feed must be selected. To view the URL, click Show Calendar URL.
Tip: Email the URL to yourself so that you can copy and paste it from your iPhone’s email into the Server field in step 6.
Note: Screenshots vary slightly depending on the version of iPhone.
1. Open Settings
2. Select Mail, Contacts, Calendars
3. Select Add Account…
4. Choose Other
5. Select Add Subscribed Calendar
6. Enter the URL found on your My Profile page in the Server field. Click Next.
7. Click Save
8. You are then taken back to the Mail, Contacts, Calendars and should see your new calendar under Subscribed or Subscribed Calendars