Remove Image Background
Drop a photo: the subject is isolated and the background turns transparent, or takes the colour you pick.
Remove image background is a free tool that runs entirely in your browser, with no data ever sent to a server. Cut out the subject of a photo and get a transparent PNG.
Cut out on your own device
Most background removers send your photo to their servers, keep it for the duration of the job, and charge past a handful of images. Here the U²-Net neural network is downloaded once and then run by your browser: the photo never leaves the device, and there is no account, no quota and no queue.
What the model is good at
U²-Net was trained to spot the salient subject of an image, the one the eye lands on first. It works well on portraits, animals, products on a plain background and isolated objects. It hesitates when several subjects compete for attention, or when the subject blends into the background.
Tuning the sensitivity
The slider moves the boundary between subject and background. Lower it when parts of the subject disappear; raise it when scraps of background cling to the edges. Softening the edges keeps a transparency gradient a few pixels wide, which is what avoids the cut-with-scissors look, especially on hair and fur.
Transparent or coloured background
A transparent PNG drops into anything: slides, online shops, composites. A coloured background suits ID photos, staff directories and marketplaces that demand plain white. The replacement blends the subject into the chosen colour rather than pasting it flat, which avoids the light halo around the edges.
What this tool does not do
The cut-out is automatic: there is no retouching brush and no manual selection to fix a mistake. The light variant of the model works at 320 pixels a side, enough for the overall shape but limited on individual strands of hair. Very large images are processed at full size, which asks a lot of memory on an older phone.
Frequently asked questions
Are my photos sent anywhere?
No. Only the inference engine and the model are downloaded from the site, like any other file on the page. The computation then happens on your device: you can cut your connection after the first cut-out and the next ones still work.
Why is the first cut-out so slow?
Because the WebAssembly engine and the model have to download first, about 7 MiB in total. Later cut-outs usually take under a second, everything already being loaded.
Why is the result less clean than a paid service?
Online services run far heavier models on their own machines. The model used here has to fit in a browser and download in a few seconds: it is a deliberate trade-off between quality, privacy and being free.
Is my data sent to a server?
No: the text you type or paste is processed entirely in your browser, on your device. It is never transmitted to a server.
Do I need an account or an install?
No: the tool works directly on this page, with no sign-up and no installation.
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