Absolutely Private
Personal photos, family pictures and work screenshots always stay on your own device. There is no upload endpoint, so our servers can never see your original files.
Privacy & Security Promise
From upload and editing to export, everything runs in your browser with local JavaScript. Your image files never leave this device — not now, not ever.
- Absolutely Private
- Works Offline
- No Trace Left
Works Offline
After the first load the whole app is cached, so every core feature keeps working without a network. Install it to your desktop or home screen and open it like local software.
No Trace Left
No sign-up, no login. We collect no identity information and do no behaviour tracking. Close the page and it's over — nothing is left behind.
Metadata stripped
Exports are re-encoded through canvas, so EXIF data such as GPS location and camera model is never carried out.
Clear local data
Delete the drafts, language, theme preferences and offline cache stored on this device. This cannot be undone.
Mosaic v1.1 · 100% local processing