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Clean Paste AI is a free online text cleaning tool. Paste text from web pages, PDFs, Word documents, or chat apps and it instantly removes hidden formatting, zero-width and invisible characters, smart quotes, non-breaking spaces, stray line breaks, and inconsistent spacing. The result is clean, plain text ready for documents, code editors, CMS fields, or emails. No sign-up required.

Browser-first text hygiene workspace that strips invisible Unicode and Markdown residue locally, with optional Pro rewriting. Free tools run in the browser.