Text Case Converter

Convert text between UPPERCASE, lowercase, Title Case, and more.

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How to use Text Case Converter

  1. Paste or type text.
  2. Choose a capitalization style and copy the converted result.

Example task: Turn a phrase into an identifier style

Use a supported style such as snake case when preparing a consistent identifier from ordinary words. Review names and acronyms separately from mechanical capitalization.

Check the result: The resulting string must still meet the rules of the application using it. Changing case alone does not validate an identifier or make it unique.

Best for

Converting text into capitalization and identifier styles

What it supports

Upper, lower, title, sentence, camel, Pascal, snake, kebab, and alternating case

What you get

Converted text for copying or download

Common questions and troubleshooting

Why did title case change a brand name or acronym?

Mechanical case conversion does not know every organization’s preferred spelling. Review abbreviations, names, and deliberately styled words after conversion. For camel, snake, or kebab case, also check the destination’s identifier rules; changing capitalization does not validate a variable or file name.

Processing and privacy

Runs in your browser

This tool processes your input on your device instead of uploading it to Toolza. Some tools may save a draft in your browser so you can continue later.

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