Grammarly: Grammar Assistance
Grammarly is an online grammar and spelling checker that improves communication by helping users find and correct writing mistakes. It’s easy to use:
Copy and paste any English text into Grammarly’s online text editor, or install Grammarly’s free browser extension for Chrome, Safari, and Firefox.
Grammarly’s algorithms flag potential issues in the text and suggest context-specific corrections for grammar, spelling, and vocabulary. Grammarly explains the reasoning behind each correction, so you can make an informed decision about whether, and how, to correct an issue.