Text Formatting Tool

Case Converter - Uppercase to Lowercase Tool

Fix messy capitalization in headings, titles, URLs, social captions, product copy, and drafts with one click. Paste text, choose a case style, and copy the cleaned result.

case converter uppercase to lowercase lowercase to uppercase title case converter sentence case converter
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How to Use This Case Converter

Convert uppercase to lowercase, lowercase to uppercase, title case, sentence case, and more.

1 Change uppercase text to lowercase
2 Format headings in title case
3 Clean pasted spreadsheet or CMS titles
4 Convert social captions before publishing
5 Normalize product names and category labels
6 Create quick all-caps labels for ads or buttons

Fast Capitalization Fixes

Case problems are common when copy moves between spreadsheets, CMS fields, ad managers, and social platforms. A case converter makes the text readable again without retyping the whole thing.

Best Case Styles for Clean Copy

Title case is useful for page titles, headings, and email subject lines. Sentence case is often easier to read in descriptions and body copy. Lowercase can help with slugs, tags, and simple labels.

What You Can Convert

Use the buttons to generate uppercase, lowercase, title case, sentence case, capitalized case, alternating case, and inverse case. The original text stays in the input so you can test multiple versions quickly.

Case Converter FAQs

How do I convert uppercase to lowercase? +
Paste your uppercase text into the input, click Lowercase, and copy the converted output. The original text remains available if you want to try another case style.
Can I convert lowercase to uppercase? +
Yes. Paste lowercase text and click Uppercase to turn every letter into uppercase text.
What is title case? +
Title case capitalizes the main words in a heading or title. This tool also keeps common short words like and, or, in, and the lowercase when they are not the first or last word.
What is sentence case? +
Sentence case capitalizes the first letter of each sentence and keeps most other letters lowercase. It is often the most readable style for descriptions and normal paragraphs.
Does this tool change my punctuation? +
No. The case converter changes letter casing but keeps punctuation, spacing, numbers, and symbols in place.