Text case and kana

Convert letter case, ASCII character width, or Japanese kana.

Inputs and results stay on your device

Up to 200 KB of input. Content is not sent to a server.

Result

Check the input and settings, then run the tool.

Input is not saved. Copy any results you want to keep.

How to use Text case and kana

  1. 01Fill in the text, values or dates for your task.
  2. 02Choose the settings and run the tool.
  3. 03Review the result, then copy it to use elsewhere.

About Text case and kana

Convert letter case, ASCII character width, or Japanese kana. Width conversion affects ASCII letters, digits, punctuation and spaces. Half-width kana and kanji readings are not converted.

Normalize full-width and half-width ASCII

Using text case and kana

Convert letter case, ASCII character width, or Japanese kana.

Width conversion affects ASCII letters, digits, punctuation and spaces. Half-width kana and kanji readings are not converted.

Try a related tool

Frequently asked questions

What are the limits?

Width conversion affects ASCII letters, digits, punctuation and spaces. Half-width kana and kanji readings are not converted.

Is my input sent or stored?

This tool does not send your input for processing or persist it in browser storage. Leaving the page clears it, so keep any results you need before you leave.

Is it free to use?

Yes. All tools are free, with no account required.