HT4759: iCloud: System requirementsLearn about iCloud: System requirements
Currently Being ModeratedDec 28, 2013 8:49 PM (in response to sgoade)
You would do best to consult Kindle Help on the Amazon site:
Currently Being ModeratedDec 28, 2013 9:06 PM (in response to sgoade)
You could add your iCloud email account using these settings: http://support.apple.com/kb/HT4864. There are also a couple of android apps that sync contacts and calendars (SmoothSync for Cloud Contacts and SmoothSync for Cloud Calendars). A Kindle Fire is "compatible with android" but I don't know if this means it will run these apps or not.