Text Masking Tool

Runs in your browser — nothing is uploaded

Input

Show first

Show last

Mask character

Mask length

Process each line separately

Output

About this tool

Masks the middle of a string — handy for redacting API keys, emails, or phone numbers in screenshots and docs while keeping enough visible to identify which one it is.

Frequently asked questions

What is Text Masking Tool?

Mask the middle of a string for redacting keys/emails in screenshots. It is one of the Security & Crypto tools on MyCodeTips.

How do I use Text Masking Tool?

Open the tool, enter or paste your input, and the result appears right away. Use the Copy button to copy it.

Is Text Masking Tool free to use?

Yes. It is free to use and does not need an account.

Is my data safe with Text Masking Tool?

Yes. It runs entirely in your browser, so what you enter is never uploaded to our servers.

Can I share my result?

Yes. Use the share buttons below the tool to post a link or copy a link to the tool page.