iGrammar: The Free AI Grammar Checker & Proofreading Tool

Overview

iGrammar is a free, no-sign-up AI-powered grammar checker, spell checker, sentence rewriter, and proofreading tool designed for students, writers, and professionals. Built to help users write with confidence, it instantly fixes emails, essays, reports, and more. The platform boasts over 1 million grammar corrections made, a 98% accuracy rate, and a 4.9-star average user rating from over 500,000 writers and students.

Benefits

iGrammar makes grammar correction effortless with a simple five-step process:1.Paste Your Text: Type or paste any text into the iGrammar AI editor.2.Click Analyze: Hit "Check & Fix Grammar" to start the AI scan.3.Review Suggestions: View grammar, spelling, and clarity fixes highlighted instantly.4.Apply Corrections: Click any underline to accept or dismiss the suggested fix.5.Copy & Use: Export your polished, error-free writing instantly.

iGrammar offers a comprehensive toolkit for writing improvement:-AI Grammar & Spell Checker: Instantly catches grammar mistakes, spelling errors, and punctuation issues. The AI analyzes sentence structure and meaning to ensure every correction makes sense.-Sentence Rewriter: Improves flow, removes wordiness, and reshapes writing to read naturally with one click.-AI Proofreading Tool: Goes beyond basic spell-checking to review grammar, tone, and clarity, acting like a professional editor available 24/7.-Tone Improvement: Allows users to switch between formal, friendly, persuasive, and academic tones to match their audience perfectly.-Clarity Enhancement: Eliminates passive voice and wordiness, providing readability scores and targeted suggestions to sharpen every paragraph.-AI Writing Assistant: Helps users write faster and cleaner by expanding ideas or summarizing paragraphs.

Use Cases

iGrammar is versatile and works in any writing context:-Emails: Write professional, error-free correspondence.-Essays & Assignments: Improve structure, grammar, and academic quality.-Blog Posts: Polish content for SEO, readability, and flow.-LinkedIn & Resumes: Make profiles and resumes stand out.-Reports: Proofread business and academic documents with AI accuracy.-Product Copy: Create compelling, error-free descriptions.-Social Media: Fix grammar in captions, threads, and posts instantly.-Academic Writing: AI proofreading for theses, papers, and submissions.-Everyday Writing: A tool for any message, note, or document.

Pricing

Yes. The grammar checker at check.igrammar.app is free to use with no sign-up required. Users can paste any text and get instant corrections for grammar, spelling, punctuation, and sentence structure. iGrammar also offers a Chrome extension and iOS app for free, with optional premium features for advanced writing tools like tone adjustment and plagiarism checking.

Vibes

• Sarah K. (University Student): "iGrammar is the best free grammar checker I've used. It caught errors my other tools missed, and the sentence rewriter genuinely improved my essays."
• Marco L. (Business Analyst): "As a non-native English speaker, iGrammar's AI proofreading tool is invaluable. It rewrites sentences to sound natural and professional — not just grammatically correct."
• Priya M. (Content Writer): "I use iGrammar to proofread every blog post before publishing. The clarity suggestions are fantastic — best online grammar checker for content writers."

Additional Information

iGrammar effectively transforms informal or incorrect text into professional writing:-Input: "i cant make it tommorow, me and sara was suppose to come but something came up. sorry!!"-Output: "I can't make it tomorrow. Sara and I were supposed to come, but something came up. Sorry!"-Input: "hi, just wanted to let you know that the report is almost done, i will send it by end of day today hopefully."-Output: "Hi, the report is almost done - I'll send it by end of day today."