Grammar Check Websites
paperrater.com
PaperRater uses Artificial Intelligence to improve your writing. Includes grammar, plagiarism, and spelling check, along with word choice analysis and automated grading.
26,616 
$ 504,720.00
online-spellcheck.com
Spell check your text for free with this high quality online tool including a grammar check. Proofreading made easy.
142,612 $ 77,400.00