One of the most popular online grammar checker – Grammarly, is available for free for all students and workers. “Grammarly quickly and easily makes your writing better.” – says Forbes. Really, all you need is to copy your text to the special space, and the program will underline all your mistakes and misprints. Also, Grammarly can offer you another word if yours is not appropriate in that context. Moreover, you can download Grammarly on your computer and it will correct your mistakes on Facebook, Gmail, Twitter, Tumblr, and LinkedIn. Use Chrome to work with this program, and forget about stupid mistakes.