Case Converter
Convert text to uppercase, lowercase, title case, sentence case or a clean URL slug.
Why use this case converter?
Case Converter quickly repairs text copied from spreadsheets, PDFs or systems that use inconsistent capitalization.
Example
Paste ALL-CAPS text and switch it to lowercase, Title Case or sentence case in one click.
Important note
Automatic title and sentence case is mechanical. Proper nouns, acronyms and brand names may still need manual correction.
How to use it
Start with the inputs shown above, review the assumptions or options, then generate the result. Where the tool creates a file, keep the original until you have opened and checked the downloaded output.
Frequently asked questions
Is Case Converter free?
Yes. The core tool is free to use without creating an account.
Do I need an account to use Case Converter?
No. You can use the core Toolbox workflow without signing up.
Does Case Converter work on mobile?
Yes. Toolbox is designed for modern mobile and desktop browsers, although complex file workflows can be easier on a larger screen.