Invisible Character Detector
Detect and remove hidden invisible characters from text including zero-width, control, and formatting characters.
Invisible Character Detector
Find hidden characters
Check if text contains hidden zero-width characters, control codes, or unusual whitespace
What This Tool Detects
- Zero-Width Characters: Used for text watermarking (ZWS, ZWNJ, ZWJ)
- Control Characters: Non-printable ASCII control codes
- Special Whitespace: Non-breaking spaces, em/en spaces, etc.
- Formatting Characters: Bidirectional text markers, BOM