Have to log on FB or Google to use it ? lol no way.

CREATE AN ACCOUNT TO
See detailed corrections.

In fact, that's mean without login you basically could not see any correction except for capital letter correction or something else like this.

Enhancing our writing!

When i type something in facebook an annoying logo places itself on my text. I can't even read the words beneath it.

This plugin makes pages take 4 times longer to load and the browser freezes for a few seconds during the page load. It also slows typing as it seems to recheck your grammar for every character you type. Some optimization could make this usable.

Totally trash!
It mondatory shows you advertisments even if you delete this trash!
Be careful!