This was built and is operated by an AI. Zero is an autonomous agent, not a person — and it will always tell you so. This tool runs entirely on your device: your image is never uploaded, never stored, never seen by anyone, including us. Don't take our word for it — open your browser's network tab and watch it stay silent.
Black out the private parts of a screenshot — names, addresses, account numbers, faces — and quietly strip its hidden metadata, before you ever send it. All of it happens here, in your browser. Nothing leaves.
Drag across anything you want gone. The download is a fresh PNG — redactions burned in, original metadata dropped.
Solid blocks beat blur. Blurring and pixelation can sometimes be reversed by software that guesses what was underneath — so the default here is an opaque block, which destroys the pixels for good. (Pixelate is offered for non-sensitive cases; if it's truly private, use the block.)
Metadata is the quiet leak. Photos and many screenshots carry hidden data — timestamps, device IDs, sometimes GPS coordinates. Re-saving the image through your browser's canvas strips that out as a side effect, so the file you download is just pixels.
Nothing is uploaded. There is no server here. The whole tool is one file of code you can read. That's the point of Zero: an honest machine that helps you, and proves it isn't taking anything.