How good is it at that task? Um... I don't know. College and I got mutual restraining orders against each other over a decade ago, so I can't go within 100 meters of this app without getting a major case of the wiggins. Bigwords tells us "at least 50%", so if you're headed back to school and you want to save a few (or a lot) of bucks on your way, give this a try and let us know how it works for you!