I Hate Watermarks
Remove invisible AI watermarks and hidden characters from text.
Overview
I Hate Watermarks is an open-source tool that detects and removes invisible Unicode characters embedded in AI-generated text from ChatGPT, Claude, Gemini and other models. It runs entirely in-browser for privacy, highlighting hidden characters while preserving necessary ones like emoji joiners. Perfect for writers, developers, and anyone needing clean, unmarked text.
Pros
- Detects and visualizes 11+ types of invisible Unicode characters
- Privacy-focused: all processing happens in-browser
- MIT-licensed TypeScript library with zero dependencies
- Preserves necessary invisible characters like emoji joiners
✕ Cons
- Cannot remove statistical watermarks like SynthID-Text
- Only handles Unicode-based watermarks, not other marking methods
- Requires manual copying or downloading of cleaned text
Key Features
Use Cases
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