SpellerPRO expands on the features included within Speller by adding some additional features:
 
Choose between an English British dictionary or an American English Dictionary.

Spelling suggestions for incorrectly spelt words.

Single word, single member or entire project search.

Highlights suspect words allowing you to find and replace them easily.

Add unique words to a user dictionary which can be edited at any time.

Registration
SpellerPRO Xtra is shareware and must be registered to unlock the full power of the xtra.

Purchase SpellerPRO
SpellerPRO costs just £80.

Please note, you may be charged VAT if you are living within a European country.