Strip the AI fingerprintsfrom text, images and video.
Remove markdown symbols from AI-written text, and scrub hidden provenance metadata from images and videos.
0 markdown markers removed · 0 characters
Private by design
Clean files without handing them over
Unmark is a free, browser-based AI markdown and metadata remover. Your content stays on your device while the cleaner creates a downloadable result.
Local processing
Text and files are handled inside your browser rather than uploaded to our servers.
Original dimensions
Images keep their pixel dimensions. Media is re-encoded, so compression or file size can change.
Metadata removal
Fresh image and video files exclude source EXIF, XMP, creator, location, and detected C2PA metadata.
No tracking
No accounts, advertising cookies, behavioral analytics, or user profiles are used.
How the AI content cleaner works
01
Choose content
Paste text or select an image or video from your device.
02
Clean locally
Markdown is stripped and media is rebuilt in your browser without source metadata.
03
Review and save
Check the result, then copy the text or download the cleaned file.