Sentence Case Converter

Ensure Proper Capitalization with the Sentence Case Converter

Automatically format your text into proper sentence case with our free online tool. This converter capitalizes the first letter of each sentence and converts the rest of the text to lowercase (except for proper nouns like 'I' or acronyms it might not recognize). It's perfect for cleaning up text pasted from sources with inconsistent capitalization or for ensuring your writing follows standard grammatical rules.

What is Sentence Case?

Sentence case is the standard capitalization used in most prose writing, where only the first word of a sentence and proper nouns are capitalized. Example: 'the quick brown fox jumps over the lazy dog.' becomes 'The quick brown fox jumps over the lazy dog.'

Why Use a Sentence Case Converter?

• Correcting ALL CAPS Text: Easily convert text accidentally typed in all uppercase.
• Formatting Titles/Headings: Quickly convert title case or other heading styles to standard sentence case.
• Cleaning Pasted Text: Normalize text copied from various sources with inconsistent capitalization.
• Improving Readability: Proper sentence case is generally easier and faster to read.
• Grammar & Style: Ensure your writing adheres to standard grammatical conventions.

Cómo Usar:

1. Paste or type your text into the input text area.
2. Click the 'Convert to Sentence Case' button.
3. The tool automatically identifies sentence boundaries (based on punctuation like '.', '!', '?') and applies sentence case capitalization.
4. The correctly formatted text appears in the output box.
5. Click 'Copy Result' to copy the text.

Ensure your text is properly capitalized and easy to read with our simple Sentence Case Converter!