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Notes on watermarks and clean text

Notes on AI text watermarks, hidden Unicode characters, and keeping AI-assisted writing readable — new posts as the field moves.

19 min read

10 Tools to Remove Unicode Characters Online

Compare 10 tools to remove unicode characters online, from simple zero-width cleaners to configurable services, with use cases and honest limitations.

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14 min read

How to Clean AI Text and Remove Watermarks

Learn how to clean AI text by stripping hidden Unicode characters and rewriting token patterns. A practical guide with real examples and verification tips.

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12 min read

Zero Width Space Copy: How to Find and Remove It

Learn what zero width space copy artifacts are, why they hide in pasted text, and how to find, remove, or copy clean text without invisible Unicode characters.

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11 min read

How to Humanize AI Text Without Losing Facts

Learn how to humanize AI text with practical rewriting tips that preserve meaning, facts, and tone. A focused guide for writers and editors.

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17 min read

10 Best AI Text Cleaner Tools in 2026

Compare 10 ai text cleaner tools for Unicode cleanup, rewriting, watermark reduction, use cases, limitations, and pricing models.

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12 min read

Credit Based Pricing Explained for AI Tools

Learn how credit based pricing works for AI tools, why it matters, and how Simple Unmark's per-100-word credit scheme keeps costs predictable.

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10 min read

The Case Against AI Text Watermarking

A summary of the strongest published objections to AI text watermarking, made by Ben Thompson at Stratechery and John Gruber at Daring Fireball after Anthropic’s August 2026 announcement.

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