Zero-width character cleaner
Strip invisible Unicode (ZWSP, BOM, bidi marks) from text.
Runs in this tab. The file stays here.
Cleaned (removed 0)
This runs in your browser. Nothing is uploaded.
About Zero-width character cleaner
Strip zero-width and bidi invisible Unicode from text.
Counts removed characters. Related to caption formatter and text stego.
How to use Zero-width character cleaner
- 1Paste text.
- 2Review cleaned output.
Common questions
Will this break steganography?
Yes — that is the point of cleaning.
Related tools
- Text steganographyHide a short message in ordinary text with zero-width characters. Optional passphrase XOR.
- Caption line-break formatterInsert invisible characters so Instagram and similar apps keep your blank lines.
- PII redactorPattern-based redaction of emails, phones, SSNs, cards, IPs. Not a guarantee.
Why this one doesn't upload your file
There is no server to upload to. This page is a static file, and the work happens in your browser using the same graphics and WebAssembly code that renders every other site you visit. Your file is read from disk into memory, processed, and handed back as a download. Once the page has loaded you can disconnect from the network entirely and it keeps working. The longer explanation