PixTools guides
Practical, plain-language guides to common image tasks: choosing the right file format, resizing images for the web, and removing backgrounds. Each one pairs with a free browser tool so you can read the why and then do the job.
All guides
WebP vs PNG vs JPG vs AVIF: Which Image Format To Use Compare WebP, PNG, JPG, and AVIF, and learn which image format to use for web photos, transparency, and the smallest file size. How To Resize An Image For Web, Email, And Social Media Learn how to resize images for the web, email, and social media, with practical target dimensions and how to balance file size against quality. How To Remove An Image Background (And When Automatic Tools Fail) Learn how to remove an image background, why automatic cutouts sometimes fail, and how to choose between a transparent PNG and a solid background. How To Blur Faces In A Photo For Privacy Learn how to blur faces in a photo for privacy, how automatic face detection works, and what it can miss before you share an image. What Is OCR? How To Extract Accurate Text From An Image Learn what OCR is and how to extract accurate text from an image, including what affects recognition and how to improve scans and screenshots. Can You Really Upscale A Low-Resolution Image? Learn whether you can really upscale a low-resolution image, how interpolation differs from AI upscaling, and when to find a better source instead.