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Title Case Converter

Paste any heading, pick AP/APA or Chicago style, and get correct title case instantly, with articles, conjunctions and short prepositions lowercased the way real style guides require.

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Capitalizes major words and lowercases articles, conjunctions and short prepositions, based on the style guide you pick.

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A title case converter does more than capitalize every word. It applies the actual rules a style guide uses, lowercasing minor words like "of," "the," and "and" while capitalizing the words that carry meaning, and correctly capitalizing the first, last, and post-colon words regardless of what they are.

AP/APA style versus Chicago style

AP style, and the closely related APA style used in academic writing, lowercase articles, coordinating conjunctions and prepositions of three letters or fewer. The Chicago Manual of Style goes further and lowercases prepositions no matter how long they are, so words like "between," "without" and "through" stay lowercase in Chicago title case but stay capitalized under AP rules. Neither approach is universally correct; the right one depends on which style guide your organization or publisher follows.

Colons, first words and brand names

Every major style guide capitalizes the first word of a title, the last word, and the first word immediately after a colon, even when that word would normally be a lowercase article or preposition. This tool also leaves words with an internal capital letter, like NASA, iPhone or eBay, exactly as typed, since those capitalizations are intentional and not something a style rule should override.

Why correct title case still matters

Headlines, page titles and blog post titles get read far more than they get clicked, so a title that looks sloppily capitalized, or over-capitalized with every single word in caps, can quietly undercut credibility before someone even reads the content. Getting small formatting details right is part of the same attention to on-page quality that shows up in SEO content optimization work more broadly.

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FAQ

Title Case Converter: questions, answered

What is title case?
Title case capitalizes the major words in a heading or title while lowercasing minor words like articles, coordinating conjunctions and short prepositions, unless those minor words open or close the title or follow a colon. It differs from simply capitalizing every word, which over-capitalizes small connecting words that style guides say should stay lowercase.
What is the difference between AP style and Chicago style title case?
AP style, and the closely related APA style, lowercase articles, coordinating conjunctions and prepositions of three letters or fewer, so a word like "between" stays capitalized since it has more than three letters. The Chicago Manual of Style lowercases prepositions regardless of length, so "between," "without" and "through" all stay lowercase unless they open or close the title.
Why does capitalizing every word give the wrong result?
A title like "The Lord Of The Rings" with every word capitalized reads as visually heavy and is not correct by any major style guide, since "of" and "the" are supposed to stay lowercase mid-title. Proper title case reserves capital letters for words that actually carry meaning, which is why this tool checks each word against a style-specific list rather than capitalizing blindly.
Does this tool capitalize the word after a colon?
Yes. Both AP and Chicago style capitalize the first word following a colon, the same way they capitalize the first and last word of the title, even if that word would normally be lowercased as an article or short preposition.
Will this tool change acronyms or brand names like NASA or iPhone?
No. Any word that already contains a capital letter after its first character, such as NASA, iPhone or eBay, is left exactly as typed rather than being forced into standard capitalization, since those are intentional stylings rather than ordinary words.
Which style should I use for my headlines or blog titles?
Most US newsrooms and marketing teams follow AP style for headlines, while many academic and book publishers follow Chicago style, so the right choice usually comes down to whatever style guide your organization already follows. If you are not sure, AP style is the more common default for web content and blog titles.

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