http://www.hanchorllc.com/2010/08/24/introducing-ios-beta-builder/
Download Beta Builder
Step 1:
Create a ipa file in XCode4
- Go to Product -> Archive.
- After the Archive operation completes, go to the Organizer, select your archive,
- Select and Share in the "Select the content and options for sharing:" pane set Contents to "iOS App Store Package (.ipa) and Identity to iPhone Distribution (which should match your ad hoc/app store provisioning profile for the project).
Make a HTML page using Beta Builder
- Open Beta Builder
- Browse your ipa file
- All other information will detect automatically
- Enter the URL where you will add the HTML
e.g. if your link will be http://www.myDomain.com/myApp/index.html then enter the http://www.myDomain.com/myApp
Note : Your provisional profile should match with the device.