Used for layout-preserving documents.
- Family
- Documents
- MIME
- application/pdf
Convert PDF to PNG online and see exactly what pdf page rasterization changes, what PNG still can't promise, and how to verify the result.
Each page is first composed by a PDF renderer - Text, vectors, transparency, placed images - Then that visual result is encoded as PNG. None of the searchable text, tags, links, forms, or signatures survive as interactive objects in the image. PDF input is interpreted as a graph of page objects, resources, fonts, vectors, images, annotations, and optional interactive structures rather than a flat stack of pictures. PNG output preserves the exact raster samples with optional full alpha and color metadata, though file size, palette reduction, the lack of animation, and profile handling all still vary by writer.
Starting model: fixed pages containing text, vectors, raster images, links, forms, and other document objects. Rendered result: losslessly encoded pixels with full alpha transparency.
Used for layout-preserving documents.
Designed for lossless images and transparency.
Use PNG for a page preview or image-only publishing system. Keep PDF for printing, selectable text, accessibility, forms, links, and multi-page exchange.
Review every page size plus searchable text, links, forms, fonts, and print output.
Inspect transparent edges, gradients, exact dimensions, color, and small text at 100%.
Conversion can rasterize searchable text, alter page boxes, omit forms, or change font rendering.
PNG is inefficient for many photographs, and indexed optimization can reduce a smooth palette even without JPEG-style loss.
The writer builds losslessly encoded pixels with full alpha transparency and labels the result as image/png. The receiving application - Not the extension alone - Is the final compatibility test.