How to use this text tool
- Paste or type your text into the input box.
- Choose the mode and optional setting that matches your use case.
- Click Process Text or keep live preview enabled.
- Review the result, quality score, and exportable report.
#489 · Utility & Safety Text Tool
Special Character Finder
Find special, invisible, non-ASCII, or disallowed characters with positions, code points, frequency, and cleaned preview.
Text Input
Paste, type, or upload textoptional
Recent History
No history yet.
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What this tool does
Find special characters, hidden marks, non-ASCII symbols, and disallowed characters in pasted text.
Characters are tested against the selected detection mode and optional allowed character list.
The result includes positions, Unicode code points, frequency, and a cleaned preview.
Example
Paste text, select symbols, non-ASCII, invisible, or strict mode, then review positions.
Use cases
- Data cleanup
- CSV import QA
- Form input debugging
- Copy-paste problem detection
Tips for better output
- Use invisible mode for zero-width and control characters.
- Use non-ASCII mode before legacy exports.
- Add known allowed characters to reduce false positives.
Processing details
This page performs all analysis in the browser and returns processed output, statistics, CSV rows, and JSON data without uploading your text.
Results are practical diagnostics. For regulated telecom, security, accessibility, or production encoding work, verify against your target platform as well.
FAQ
How do I find special characters in text?
Paste the relevant text into Special Character Finder, choose the options that match your goal, and run the tool. Review the output and metrics to find special characters in text before copying or downloading the result.
How do I detect invisible characters online?
Paste the relevant text into Special Character Finder, choose the options that match your goal, and run the tool. Review the output and metrics to detect invisible characters online before copying or downloading the result.
How do I remove non ASCII characters from text?
Paste the relevant text into Special Character Finder, choose the options that match your goal, and run the tool. Review the output and metrics to remove non ascii characters from text before copying or downloading the result.
Which character is causing my import error?
Use Special Character Finder with representative input, select the relevant options, and compare the processed output with the original text.
How do I find zero width spaces in pasted text?
Paste the relevant text into Special Character Finder, choose the options that match your goal, and run the tool. Review the output and metrics to find zero width spaces in pasted text before copying or downloading the result.
Related text tools
Tool module details
| Module | Details |
|---|---|
| Modes | Symbols, non-ASCII, invisible |
| Report | Position and code point |
| Fix | Cleaned preview |
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