Smart Quotes Converter
Convert straight quotes to curly (smart) quotes for polished manuscripts, or convert smart quotes back to straight quotes for code and plain text. Optionally fix apostrophes, em dashes, and ellipses in the same pass.
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When do style guides want curly quotes?
Straight quotation marks are a typewriter-era compromise: one symbol had to serve as both the opening and closing mark. Professional typography uses distinct characters — “ and ” for double quotes, ‘ and ’ for single quotes — and every major academic style guide expects them in a final manuscript. The Chicago Manual of Style calls for directional (“smart”) quotation marks and apostrophes, and both APA 7 and MLA 9 papers are normally produced in word processors that apply them automatically.
Problems appear when text moves between environments. Pasting from a plain-text editor, code sample, or older website into an essay leaves straight quotes scattered through otherwise curly text — a detail journal copyeditors and thesis reviewers routinely flag. Running your draft through the straight → smart direction normalizes every mark in one pass.
The reverse direction matters too: curly quotes inside source code, YAML, JSON, CSV files, or search queries cause syntax errors and failed matches. Convert smart → straight before pasting prose into anything a machine has to parse.
Frequently Asked Questions
- What is the difference between straight and smart quotes?
- Straight quotes (" and ') are the plain marks typed on a keyboard. Smart quotes — also called curly or typographic quotes (“ ” and ‘ ’) — curve toward the text they enclose, with distinct opening and closing forms.
- How does the tool know whether a quote is opening or closing?
- A straight quote that follows a space, the start of a line, or an opening bracket becomes an opening curly quote. Any other straight quote becomes a closing curly quote. This matches how word processors apply smart quotes as you type.
- Do academic style guides require curly quotes?
- Most publishers and style guides — including the Chicago Manual of Style, APA, and MLA — expect typographic (curly) quotation marks and apostrophes in final manuscripts. Straight quotes are treated as a typewriter-era leftover.
- Why would I convert smart quotes back to straight quotes?
- Code, configuration files, CSV data, and many web forms break when they contain curly quotes. Converting to straight quotes makes text pasted from Word or Google Docs safe for programming and plain-text contexts.
- What do the em dash and ellipsis options do?
- In the straight-to-smart direction, a double hyphen (--) becomes an em dash (—) and three periods (...) become a single ellipsis character (…). In the reverse direction those characters are expanded back to their plain-keyboard equivalents.
- Does the converter change apostrophes inside words?
- Only when the convert apostrophes option is checked. With it on, straight apostrophes in contractions like don't and possessives like Sam's become the typographic right single quote (’), which is the correct apostrophe character.