DPI and Print Size Calculator. Turn pixel dimensions into real-world print sizes. Find out how large your photo can be printed at 300, 200 or 150 DPI. Convert pixel dimensions to inches and centimetres and check print quality instantly. Every conversion runs entirely inside your browser using the Canvas API and (where needed) heic2any, so your photos never touch our servers and stay completely private. Batch-convert hundreds of files at once, fine-tune output quality, resize on the fly and download the results as a single ZIP. There is no signup, no watermark and no daily limit — just a fast, free tool that works on Windows, macOS, Linux, iOS and Android. Whether you need to attach images to email, prepare product photos for Etsy, eBay or Amazon, fix HEIC files exported from an iPhone, shrink screenshots before uploading or convert WEBP to a more compatible format, the right workflow is one click away. Common topics covered here include dpi calculator, print size calculator, pixels to inches, 300 dpi print size, photo print resolution.