Fix My Formatting

AI Text Cleaner

Count and clean the formatting artifacts in AI output: em dashes, smart quotes, invisible characters, emoji and, optionally, Markdown. Counts stay visible.

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Free · No signup · Processing happens in your browser — text never uploaded.
Fix My Formatting: AI Text Cleaner →

How to use AI Text Cleaner

The AI Artifact Report counts mechanical formatting artifacts; it does not guess whether text was written by AI. Em dashes become commas, curly quotes become straight ones, invisible characters and emoji are removed, and doubled spaces collapse. Tick Also remove Markdown symbols to strip asterisks, hashes and link syntax in the same pass, and Show what changed to see a word-level diff. Every word stays in place; only punctuation, spacing and character encoding change.

  1. Copy the text or table you want to fix.
  2. Paste it into the input above. The result updates instantly.
  3. Copy, download, share, or embed the finished result.

Frequently asked questions

Is ai text cleaner free?

Yes. It is free, requires no account, and has no usage limit.

Does my text get uploaded?

No. Processing happens in your browser. Text is stored only if you explicitly create a share link.

Can I use it on mobile?

Yes. The editor works in current mobile and desktop browsers.

Related tools

De-slopPaste AI-written text and get it back without the tells: em dashes, “delve”, “not just X but Y”, padded triads, chatbot sign-offs. Meaning and facts stay.AI Formatting HumanizerRemove the formatting fingerprints of AI output: em dashes, smart quotes, invisible characters, emoji, and fancy fonts. Wording and meaning stay intact.Bullet Points to ParagraphTurn a bullet list into flowing prose, or a paragraph into one bullet per sentence. Headings, block quotes, and code blocks pass through untouched.Invisible Character ScannerScan text for zero-width spaces, soft hyphens, BOMs, and direction marks, see a count of each kind, and remove them so search and validation work again.Invisible Character ViewerReveal hidden Unicode by marking each zero-width space, soft hyphen, BOM, and direction mark in place. Nothing is deleted.Smart Quotes to Straight QuotesReplace curly quotes and apostrophes with straight ASCII ones so text is safe for code, CSV, databases, and plain-text email. It counts what changed.

Guides

Seven signs text was written by AIThe seven formatting and style patterns that show up in AI-generated text, how to check for each one, and why none of them is proof on its own.Do AI chatbots watermark their text?How AI text watermarks actually work, which chatbots use them in 2026, what survives copying and editing, and why invisible characters are not the mark.Why does ChatGPT use so many em dashes?ChatGPT leans on em dashes because it learned from edited prose. Here is why the habit is so consistent, and how to remove them cleanly.Does ChatGPT hide invisible characters in your text?AI output really does contain invisible Unicode. Here is what is actually in there, where it comes from, and whether any of it is a watermark.How to move ChatGPT output into NotionNotion reads Markdown natively, so most ChatGPT output pastes with formatting intact. Here is what survives, what breaks, and how to fix tables.Why does ChatGPT say “No text could be extracted from this file”?Usually the PDF is a scan — pictures of text with no text layer. Here is the ten-second test, how to OCR it, and what to do when OCR is not an option.Why smart quotes break your code, JSON, and CSVCurly quotes are different Unicode characters from straight quotes. Here is why parsers reject them, and how to normalize text safely.Em dash vs en dash vs hyphenThree characters, three jobs. When to use each dash, how to type them on any keyboard, and why swapping one for another breaks things.Em dash (—): copy, paste, and type it on any keyboardCopy an em dash here, or type one: Option+Shift+Hyphen on a Mac, Alt+0151 on Windows. Plus shortcuts for Word, Google Docs, iOS, Android and Linux.What is an em dash?An em dash (—) marks a break stronger than a comma. What it means, the three jobs it does in a sentence, spacing rules, and worked examples.Invisible Unicode characters: what they are and what they breakA reference to zero-width spaces, soft hyphens, BOMs, and direction marks — what each one does, where it comes from, and how to remove it.Zero-width space (U+200B): what it is and what it breaksThe zero-width space is U+200B: invisible, but still a character. Why it breaks search and comparison, how to strip it, and how to insert one on purpose.