How it works
Three steps, zero uploads.
- Choose your image. Your browser reads the file locally — it is never sent anywhere.
- Process it locally. Add a tiled watermark, black out sensitive parts with the redact tool, or strip hidden EXIF/GPS data with the metadata tool — all on your device.
- Download. The processed copy is generated on your device and saved straight to your downloads.
Everything happens on your device — this tool keeps working even if you turn off your internet.
No uploads, no cookies, no account.
(For the technically curious: it is all done with the HTML5 Canvas API — you can watch the Network tab stay empty.)