Grammarly is an online writing assistant that helps users improve their writing skills. It checks for grammar, spelling, and punctuation errors, making suggestions to enhance clarity and style. Whether you're writing an email, a report, or a social media post, Grammarly can help ensure your message is clear and professional. In addition to basic corrections, Grammarly offers advanced features like tone detection and vocabulary enhancement. This means it can help you adjust your writing to match the intended audience, whether it's formal or casual. With its user-friendly interface, Grammarly is a valuable tool for anyone looking to communicate more effectively.