Unicode & Invisible Character Inspector

See every hidden, invisible and look-alike character in your text, with names and code points — then clean it in one click.

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Help shape Unicode & Invisible Character Inspector

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Frequently Asked Questions

No. Analysis runs in a Web Worker in your browser. Only the public Unicode name list is downloaded from a CDN, once.

Zero-width spaces and joiners, byte-order marks, soft hyphens, bidirectional overrides (Trojan Source), Unicode tag characters, variation-selector data, control characters, private-use, noncharacters and unusual spaces.

Letters from other alphabets that look Latin, like Cyrillic “а” or Greek “ο”. They're used in phishing domains and to dodge filters, so they're highlighted when mixed with Latin text.

Characters people see (graphemes), Unicode code points, JavaScript UTF-16 units and UTF-8 bytes are all different. Emoji and accents make them diverge.

Yes — up to 10 MB. The analysis runs in the background so the page never freezes.