Free AI text tools

Small, fast utilities for working with AI-generated text. Each one runs entirely in your browser — nothing you paste is uploaded anywhere.

ChatGPT & Claude conversations.json viewer

Open an exported chat archive, preview conversations, and convert a selected chat to Markdown in your browser.

ChatGPT watermark remover
Paste ChatGPT output and instantly remove zero-width spaces, non-breaking spaces, and other hidden characters.
Claude watermark remover
Remove invisible Unicode characters and formatting artifacts from Claude output.
Gemini watermark remover
Detect and delete hidden Unicode characters in Google Gemini output.
AI watermark checker
Free checker that reveals zero-width spaces, non-breaking spaces, and every other invisible character in your text.
Em-dash remover
ChatGPT loves em dashes.
AI text humanizer
Two steps to natural text: strip machine formatting artifacts here, then rewrite with multiple AI models side by side on Admix.