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1 min
WRITE OR PASTE TEXT HERE. LIGHTER PROCESSES YOUR WORK IN THIS BROWSER.
Designed to stay local. Core processing happens in your browser. Camera and microphone tools request device permission only after you start them.
How to use this tool
Switch text between upper, lower, title, and sentence case. Paste or write your text, choose the relevant option, then review the result before using it in your own work.
Tool guide
Use this short guide alongside Case Converter to understand the task it supports, prepare a clean input, and review the local result before using it elsewhere.
Switch text between upper, lower, title, and sentence case.
Paste or write your text, choose the relevant option, then review the result before using it in your own work.
Review the input, output, and any options you selected. The right result depends on the purpose, formatting requirements, and context of your next step.
Frequently asked questions
Switch text between upper, lower, title, and sentence case.
Yes. This browser-based Lighter utility is free to use and does not require an account for its core workflow.
The core workflow is designed to run locally in your browser.
Paste or write your text, choose the relevant option, then review the result before using it in your own work.
Keep working with related browser-based utilities.
