8 Best Free Online Grammar Checker


Are you a perfectionist who treats each piece of your writing as a work of art, impeccable and refined? Or someone who believes in delivering flawless English content despite English being your second language? In either case, it is a good idea to utilise a reliable online grammar checker to proofread your content before you submit it or post it on a public forum. Many times, even the most experienced writers miss out on minor errors in their writing. A lot of times, you may be running out of time to edit your content. In situations like these, you can always turn to a high-performing free online Grammar Checker to eliminate any error. Here are the best 8 free online grammar checkers that will definitely save a lot of your time and enhance your writing skills.

Trinka AI-powered Grammar Checker
Trinka is an AI-powered English grammar checker and language enhancement writing assistant designed for academic and technical writing. Built by linguists, scientists, and language lovers, Trinka finds and corrects thousands of complex writing errors — so you don’t have to. Trinka corrects contextual spelling mistakes, advanced grammar errors, enhances vocabulary usage, and provides writing suggestions in real-time. Trinka goes beyond grammar to help professionals and academics ensure professional, concise, and engaging writing. With subject-specific correction, Trinka understands the nuances in the expression of each subject and ensures the writing is fit for the subject.

Trinka’s Enterprise solutions come with unlimited access and great customization options to all of Trinka’s powerful capabilities. Best suited for academic institutions, localization businesses, publishers, and enterprises working with content, they can be easily integrated with Trinka JS, Trinka APIs, or Trinka On-Premise.

With more than 10 million users across the globe, Grammarly is one of the best online Grammar checking tools available. “The World’s Most Accurate Online Grammar Checker”, as asserted by the online tool itself, has consistently lived up to its claim since its launch in 2009. This impressive online grammar checker tool is available as a browser extension for Safari, Firefox, Google Chrome and Microsoft Edge. It can also be installed as an add-in for Microsoft Office on Windows as well as mobile keyboard for Android and iOS.

What makes Grammarly extremely beneficial is the fact that it can detect over 150 types of errors including grammar, punctuation, writing style, sentence structure and contextual spelling. The free online tool provides explanation for all your mistakes and offers solutions for them as well as suggestions to improve your writing. The premium version offers more superior features like Vocabulary enhancement and Plagiarism detection for a reasonable subscription fee.

Ginger is another popular online Grammar checker. The tool has close resemblance to Microsoft Word and it comes with a lot of useful features and options. Ginger can check your grammar and misused word errors in real-time. It is an excellent tool for users writing English as their second language. Its powerful algorithm easily detects any contextual spelling errors and boosts your writing productivity. Other than this, Ginger is also capable of translating your text into 40 languages.

Reverso is a powerful and user-friendly software that is suitable for beginners as well as professionals. This intuitive application enables all the users to correct complicated mistakes with high degree of accuracy and speed. The unique grammar checking tool is also equipped with a robust translator that can translate your text into major languages such as Spanish, German, French, Polish, Arabic, Italian, Hebrew and more within seconds.

Reverso is an excellent choice for those who use complex terminologies related to business, finance, medical or technical fields. The tool can also pump out idioms, reverse translations and conjugated forms, which will be useful for professionals.

PaperRater is a highly recommended online grammar and proofreading tool for students, bloggers and freelance writers. This free online tool is armed with a Plagiarism Detector that can easily spot any sort of plagiarism in your content. Not only that, the tool can also find similar published works on your topic by searching through over 10 billion documents stored on servers. This intelligent and accurate grammar checking tool is worthy of its popular status as it enables you to write high-quality content by providing constructive feedback on your work.

Hemingway is not just a grammar checker but a style checker as well. This unique tool is available in two versions – a free online version and a paid stand-alone desktop version. What sets Hemingway apart from other grammar checking tools is that it not only analyses the grammar but also checks the readability (the clarity of the text) of your article. The tool gives a readability score and provides valuable suggestions for improving your writing style and sentence constructions.

After the Deadline
Developed by Automattic, the creators of “WordPress”, After the Deadline is a robust online spelling and grammar checking tool that is available as a Google Chrome extension. This grammar checker is a natural choice for a lot of bloggers as it easily integrates with WordPress. The online tool uses natural language processing technology and Open Source AI to check grammar and contextual spelling errors as well as writing style.

Virtual Writing Tutor
Virtual Writing Tutor is a boon for students and academicians in countries where English is a second language. The free online tool offers many useful features such as ‘check grammar and punctuation’, ‘check spelling’, ‘word count’, ‘check paraphrasing’, ‘master English pronunciation’ and more. The tool is ideal for academic writing as it helps to refine your vocabulary specific to your discipline and detects any kind of plagiarism in your content. Virtual Writing Tutor enables you to write crisp sentences and maintains high standards of academic English in your articles.

This extremely simple and straightforward grammar checker is the best example of “simple is sophisticated”. With a minimalist design and uncomplicated operation, Online Correction is the best solution for people who do not prefer too much clutter. Although simple in appearance, the free online tool employs sophisticated algorithm powered by Hunspell, DICTION and Language Tool that highlights basic grammar errors, spelling mistakes as well as suggestions to improve sentence structure and vocabulary for American, British and Australian English.

Perfecting the art of flawless writing is a skill that most either have or don’t. It’s not a skill that can be bought – you can’t just go to Lazada and purchase an elixir for perfect spelling or a keen eye for detail for that matter. What you can get is instead, are these online spell-checker, which is kind of a better deal, since it’s pretty much free!