Live demo · runs in your browser

Try it on your own page.

Drop a scan, a phone photo or a PDF. The same engine you can download reads it here, inside this browser tab: nothing is uploaded. Every word gets a box; words it is unsure of are marked in orange.

Drop a page here or click to choose a file · JPEG, PNG, HEIC (Safari), TIFF, PDF (first page)

Or try a sample

The first run downloads the engine and model (about 18 MB, once); then each page takes 5 to 20 seconds on this device.

recognizedconfidence below 0.8: worth checking

The browser version reads one page at a time on one processor core; the downloadable program uses every core (and the GPU) and reads whole documents.

Your page appears here, with a box around every word it reads.