String Obfuscator
Partially mask a token, API key, IBAN, or any string to share it safely.
- 100% free — no account needed
- Runs in your browser
- Nothing is uploaded
Frequently asked questions
Is String Obfuscator really free?
Yes. String Obfuscator is completely free on PureBrowser — every feature, with no account, no trial, and no credit card.
Does String Obfuscator upload my data?
No. String Obfuscator runs entirely inside your browser, so anything you type, paste, or open stays on your own device.
Do I need to sign up or install anything?
Neither. There is no account and nothing to download — open the page and String Obfuscator is ready to use on desktop or mobile.
Does String Obfuscator work offline?
Once the page has loaded, yes. All of the processing happens locally in your browser, so it keeps working without a connection.
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