Apple released a beta version of the iCloud web interface yesterday for developers to get caught up on the upcoming changes that'll be rolled out to the public this fall. Once logged in, users see beta tags on the Calendar and Find My iPhone app, as well as the addition of the Reminders and Notes apps as well, both in beta. Find My iPhone adds Lost Mode, as well as a battery life indicator for your device, and and we haven't yet found the differences in Calendar yet. Notes and Reminders both provide similar interfaces to what you find in the OS X Mountain Lion and iOS counterparts. Mail, Contacts, and iWork don't show any changes at this point.
Read More | iCloud beta
When users log in through the portal, and Apple will port their Mail, Contacts, and iCal information to iCloud. It also says that iWeb, iDisk, and Photo Gallery will be accessible until June 30, 2012. However, Dashboard widget sync, dock item sync, keychains, signatures, mail account rules, mail smart boxes, and mail preferences are among the features that are no longer available.
But if you're not a developer, you're going to have to wait a little longer to move your account. Users trying to to log in with a standard MobileMe account and was met with a page telling me "this account is not yet eligible."