KeySpell

KeySpell

(text, tool, education)
A spell checker and teaching aid from UK company KeySpell Limited for Microsoft Windows. KeySpell offers a selection of phonetically similar words, phrases, confusable terms, and examples in context. Even correctly spelt homophones can be checked.

KeySpell can be run with Microsoft Word 97 or stand-alone. It includes 225,000 words and phrases and can use subsets of these.

http://keyspell.com.