Text Case Converter

Convert text between uppercase, lowercase, title case, sentence case and alternating case instantly.

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When to use each case

  • UPPERCASE — headings, warnings, emphasis
  • lowercase — URLs, hashtags, code
  • Title Case — article headlines, book titles
  • Sentence case — normal prose cleanup

Frequently Asked Questions

Is there a text length limit?

No — convert documents of any size.

Will it fix ALL CAPS emails?

Yes — paste them and hit 'Sentence case' or 'Title Case'.

Is my text uploaded?

No, conversion is 100% local.