Good grammar is the key to expressing yourself clearly and fluently, especially in professional communication and academic writing. Word processors, browsers, and email programs typically have built-in grammar checkers, but they’re quite limited in the kinds of problems they can fix.
If you want to go beyond detecting basic spelling errors, there are many online grammar checkers with more advanced functionality. They can often detect issues with punctuation, word choice, and sentence structure that more basic tools would miss.
Not all of these tools are reliable, though. You can check out our research into the best free grammar checkers to explore the options.