Handytool
AI writing guide5 წთ კითხვაგანახლებული 4 აპრ. 2026

Free AI Proofreader

Correct Spelling, Grammar and Punctuation in Seconds

Handytool's grammar checker uses a large language model to fix errors in any language — paste your text, click once, and get a clean corrected draft with no account required.

მთავარი მიღებული

  • 01The tool corrects spelling, grammar, punctuation and word-choice mistakes in a single click.
  • 02It works in English and most European, Latin American and Asian languages automatically.
  • 03Your text is never logged or stored by Handytool — no account is required.
  • 04The 20,000-character limit keeps the tool fast and free for everyone.

Why Grammar Still Matters in an AI-Assisted World

Even writers who lean on AI assistants find raw output littered with comma splices, misplaced modifiers and the occasional misspelling. A single grammar error in a cover letter or client email can undermine weeks of careful work. Manual proofreading takes time, and premium tools like Grammarly require subscriptions most people would rather skip.

Handytool's grammar checker gives you a free, instant pass over any piece of writing — emails, essays, product copy, social posts, even code comments. It fixes only what is broken and leaves your voice intact, which is exactly what a good proofreader should do.

How to Check and Fix Grammar Online

The whole process takes under a minute.

  1. 01

    Paste your text

    Copy up to 20,000 characters — about 3,000 words — and paste it into the input field.

  2. 02

    Click Check Grammar

    The tool sends your text to an AI language model that detects the language automatically and corrects errors.

  3. 03

    Review the corrected output

    The model returns only the fixed text, preserving your line breaks, lists and markdown. Read through the changes before publishing.

  4. 04

    Copy and use

    Hit the copy button and paste the corrected draft wherever you need it — no watermark, no account prompt.

What the Grammar Checker Fixes

The AI corrects a wide range of common writing errors:

  • 01Spelling mistakes, including homophones like their/there/they're
  • 02Incorrect verb tenses and subject-verb agreement
  • 03Missing or misplaced punctuation — commas, apostrophes, semicolons
  • 04Awkward word choices and obvious grammatical errors
  • 05Sentence fragments and run-on sentences
  • 06Capitalization errors in proper nouns and sentence starts

Privacy: What Happens to Your Text

Because grammar correction requires understanding language, the tool must send your text to a cloud language model. Handytool does not log, store or share the text on its own servers — the request goes straight to the model and the corrected version comes back.

For most everyday writing this is perfectly fine. If you need to check confidential contracts, medical records or other regulated content, consider whether sending that text to any cloud service is appropriate. For everything else — essays, emails, marketing copy, blog posts — the tool handles it safely and privately.

Grammar Checker FAQ

Is this grammar checker really free?

Yes. There is no sign-up, no account, no trial limit and no watermark on the output. The 20,000-character cap per check keeps the tool fast and free for everyone.

Does it work for languages other than English?

Yes. The model handles most widely written languages — Spanish, French, German, Portuguese, Italian, Dutch, Polish, Russian, Arabic, Chinese, Japanese, Korean and more — and replies in the same language as your input.

How is this different from Grammarly?

Grammarly requires an account and uses its own proprietary model. This tool is fully free with no sign-up, and uses a large language model that works well across many languages. It focuses on fixing errors rather than offering stylistic suggestions.

Will it change the meaning of my writing?

It should not. The model is prompted to fix clear errors while preserving your meaning, tone and formatting. Always do a quick read before publishing, especially if a sentence is ambiguous.

Is my text private?

Handytool does not log or store your text. The text is sent to a cloud language model to generate the correction — avoid pasting confidential or regulated data.

Why is there a 20,000-character limit?

Keeping requests bounded makes responses fast and keeps the service free for everyone. For longer documents, split the text into sections and check each one separately.

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