Sentence Case Converter

Convert text to Sentence case instantly. Capitalizes the first letter of each sentence. Free, private, no signup.

About Sentence Case Converter

Convert text to Sentence case instantly. Capitalizes the first letter of each sentence. Free, private, no signup. All processing runs entirely in your browser — your text is never sent to any server.

Use Cases

  • Fix improperly capitalized text copied from all-caps sources.
  • Normalize user-generated content before publishing.
  • Quickly reformat pasted notes or transcripts.

Frequently Asked Questions

Does this tool store my text? expand_more
No. All processing happens entirely in your browser. Your text is never transmitted to any server and we store nothing.
Is there a character limit? expand_more
The tool supports up to 100,000 characters, which is more than enough for the vast majority of documents and articles.