For now, bbCorrector is not a good choice for anyone on 4.02 or 4.1 Blackberry OS due to an incompatibility. See last few posts in this thread:
http://www.blackberryforums.com/show...ht=bbcorrector
What problem are you having with bbSpell and your 8700? bbSpell works well on the 8700. I imagine you have a connectivity type issue? In order to use any network aware applications, your TCP control panel must be properly configured. Please see:
http://www.somedevelopers.com/Support.htm
and
http://www.blackberryforums.com/showthread.php?t=2185