Is ParagraphAI really free?

Yes – basic grammar & spell checks are completely free, unlimited.

Do you store or train on my text?

No. Your text is processed, fixed, then immediately deleted.

What makes this better than Word’s checker?

Our GPT-4o engine corrects context, clarity & tone, not just typos.

Does it work on mobile?

Yes – download our iOS & Android app and keyboard for on-the-go fixes.

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

Students

checkImprove essays & citations.

checkAvoid easy grammar deductions.

Professionals

checkPolish emails & reports.

checkSound credible, every send.

ESL writers

checkBoost English confidence.

checkFix tricky idioms & prepositions.