Change Text Case Online

Convert text to UPPERCASE, lowercase, Proper Case or Sentence case in bulk.

100% private. Everything runs in your browser. Your data never leaves your device.

Change Case

What does this tool do?

This tool converts text to UPPERCASE, lowercase, Proper Case, or Sentence case in bulk. It is a quick online alternative to Excel's UPPER, LOWER, and PROPER functions, and it runs in your browser.

How to use Change Text Case - Free Online Tool

  1. Paste your text, or click "Try with sample data".
  2. Choose the case you want: UPPER, lower, Proper, or Sentence.
  3. Click Convert (or see the live result).
  4. Copy or download the converted text.

Example

Converting to Proper Case:

Before

Text
john SMITH
mary JONES

After

Text
John Smith
Mary Jones

Each word is capitalized correctly.

Excel formula alternative

Prefer a formula? You can achieve a similar result with PROPER / UPPER / LOWER:

=PROPER(A2)   =UPPER(A2)   =LOWER(A2)

These Excel functions each do one case. This tool offers all of them plus Sentence case, applied in bulk.

When should I use this tool?

Standardizing names and titles
Fixing ALL CAPS or all-lowercase data
Cleaning imported text
Preparing consistent labels
Formatting headings
Tidying survey text

Frequently Asked Questions

UPPERCASE, lowercase, Proper Case (each word capitalized), and Sentence case (first letter of each line).

No. Conversion runs entirely in your browser.

Yes. It capitalizes the first letter of every word.

Yes. Paste all your values, one per line, and convert them together.

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