Text Cleaner Tools

Smart Quotes Converter

Turn straight quotes into curly typographic quotes.

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Straight quotes are fine for code, but they look unfinished in prose, headings, and published copy where curly typographic quotes are expected.

Smart Quotes Converter turns straight single and double quotes into the correct opening and closing curly marks based on their position.

How to use Smart Quotes Converter

  1. Paste prose that uses straight quotes and apostrophes.
  2. Smart Quotes Converter picks opening or closing curly marks based on where each quote sits.
  3. Copy the polished text with proper typographic quotes.

Use cases

Good to know

Smart Quotes Converter looks at the character before each quote to decide between an opening and a closing mark, then swaps in the matching curly quote or apostrophe. It is meant for prose, not code, since curly quotes will break most programming syntax. Run the apostrophe tool to reverse the change.

Frequently asked questions

How does it decide between an opening and closing quote?

It checks the character before the quote: quotes after a space or bracket open, and the rest close, which matches normal typography.

Should I use this on code?

No. Curly quotes break most code; keep straight quotes for programming and use this only for prose.

Does it handle apostrophes in contractions?

Yes. An apostrophe inside a word such as a contraction is turned into the curly closing form.

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