Turn each page of your PDF into a high-resolution BMP (Windows bitmap) image directly in your browser. No upload, no signup, no quality loss — ideal for archiving, legacy software, embroidery and CNC workflows, and any tool that only accepts raw bitmaps.
Click to select a file or drag and drop
A single PDF file
Your files never leave your device.
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Pick a single PDF file from your device, or drag and drop it onto the upload zone. The file stays in your browser — nothing is uploaded to any server.
ZentoPDF renders every PDF page at 2× resolution using the browser's native canvas, then encodes each rendered page as an uncompressed BMP bitmap.
All BMP images are bundled into a single ZIP archive. Click download once and you'll get every page as page_1.bmp, page_2.bmp, and so on — ready to use anywhere.
Create a PDF from one or more BMP images.
Convert each PDF page into a JPG image.
Convert each PDF page into a PNG image.
Convert each PDF page into a TIFF image.
Extract all images embedded in your PDFs and save them as high-quality files.
BMP (Bitmap) is a lossless, uncompressed raster image format originally developed by Microsoft for Windows. Converting a PDF to BMP is useful when you need pixel-perfect copies of each page for legacy software, embroidery and CNC machines, scientific imaging, archival workflows, or any app that doesn't read PDFs but accepts plain bitmaps.
Each PDF page is rendered at a 2× scale relative to its declared size, which produces sharp, high-resolution bitmaps suitable for printing and detailed on-screen viewing. Because BMP is uncompressed, there is no JPEG-style quality loss — what you see is exactly what is stored.
No. The whole conversion runs locally in your browser using PDF.js and the HTML5 canvas API. Your original PDF and the resulting BMP images never leave your device, so the tool is safe for confidential and sensitive documents.
A PDF can contain many pages, while BMP is a single-image format. To keep the download tidy, we package every page as its own .bmp file (page_1.bmp, page_2.bmp, …) inside one ZIP archive that you can download in a single click and unpack with any unzip tool.
No artificial limits. Because the conversion runs in your browser, the only real constraint is your device's memory. Modern laptops can comfortably convert PDFs with hundreds of pages, and you can run the tool as many times as you want — it's completely free.