Strip Invisible Chars — Clean Text, Free | How to use and interpret results
Remove selected zero-width characters, bidi controls, BOM and soft hyphen from text. It helps investigate visually identical strings without being a complete invisible-character diagnostic.
- Runs in your browser
- Nothing is uploaded
- No signup; device limits apply
Numbers stay on your device. Nothing is sent to a server.
How to use this tool
Paste the problematic source and compare the removal count and output. Ordinary spaces remain, so use a separate whitespace operation if indentation should also change.
Results and examples
A and B separated by a zero-width space become AB. Keep the original when joiners or directional controls are meaningful for emoji or right-to-left writing.
Worked example
A and B separated by a zero-width space become AB. Keep the original when joiners or directional controls are meaningful for emoji or right-to-left writing.
Limitations
- Removing meaningful joiners or bidi controls can change rendering.
- Ordinary spaces, every control character and lookalike attacks are not comprehensively handled.
Fields
| Field | Guidance and constraints |
|---|---|
| Text | Check the unit and format displayed beside this field. |
Data handling
Processing stays in the current browser tab; the site does not upload tool input for the calculation itself.
Sources
Frequently asked questions
What happens to a zero-width space?
A and B separated by a zero-width space become AB. Keep the original when joiners or directional controls are meaningful for emoji or right-to-left writing.
Should I apply this blindly to Arabic or emoji?
Removing meaningful joiners or bidi controls can change rendering. Ordinary spaces, every control character and lookalike attacks are not comprehensively handled.
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