yes you can like for phone ipad blackberry ........
any AT&T phone that can take that sort of sim card.
Sony ericson, nokia, Iphone, cherry mobile.
No, because iPhone ringtone is in .m4r format, which is not supported by other phones
none
none
no, iphone apps are only made to work with iphones, not other phones...
the iPhone is more technical than other phones
Some popular smartphones other than the iPhone would definitely be Blackberry and especially Android phones like the HTC Evo 4g or the HTC Thunderbolt or the Samsung Galaxy or the Nexus One or Galaxy S.
Rotary
Yes.
you can't. the iPhone company doesn't supply zwinky for the iPhone. it's not allowed in by other phones either. just PC's
Nokia camera phones are generally better than any other camera phone on the market, including the iPhone. The iPhone's trick is that it over exposes the photos to make them seem more vivid.