Free AI Grammar Checker

Instantly correct grammar, spelling, and style.
Just paste your text and hit Fix.

Works in 30+ languages • No sign-up required

Why ParagraphAI vs. Other Checkers

More than spelling

Corrects tense, punctuation, tone, and readability.

AI grammar intelligence

GPT and Llama models catch context errors other tools miss.

Instant & private

All processing in secure cloud; text deleted after fix.

30+ languages

From English & Spanish to Korean & Bulgarian.

Perry the ParagraphAI Penguin working at a computer fixing his grammar and spelling.

How It Works

1. Paste or type text

Essays, emails, captions, and more.

2. Click “Fix”

AI rewrites with flawless grammar & spelling.

3. Copy & share

From clipboard to anywhere.

Use Cases

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Students

checkImprove essays & citations.

checkAvoid easy grammar deductions.

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Professionals

checkPolish emails & reports.

checkSound credible, every send.

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ESL writers

checkBoost English confidence.

checkFix tricky idioms & prepositions.

FAQ

Is ParagraphAI really free?
Do you store or train on my text?
What makes this better than Word’s checker?
Does it work on mobile?