Mark text from ChatGPT, Claude & more

Human or Machine?
See it at a glance.

Stay Honest. Stay Human.

A focused writing environment that lets you compose in Markdown, edit the live preview, and track AI vs. human contributions — all in one place.

The words you type stay sharp, while anything you paste from AI is marked automatically.

1

Typewriter

Start Here

Embrace the pure joy of writing with our distraction-free typewriter experience. Clean, minimal, and fully focused on your words.

1Click Start Writing to open the editor
2Type in Markdown — the live preview updates in real time
3Your work is auto-saved as you write

2

Quick Guide

Learn More

New here? The Quick Guide walks you through every feature — from keyboard shortcuts to AI vs. human color tracking.

1Open the Quick Guide from the editor menu
2Explore keyboard shortcuts and writing tips
3Understand the AI vs. human color system

Everything is auto-saved

Pick up right where you left off

Your last draft is waiting. No setup, no sign-in required to keep writing.