Image Guides
Short, practical articles on getting images the right size and format. No jargon — just the trade-offs that matter and how to handle them with the free tools on Image Tools.
How to compress an image to an exact file size Why size limits exist, how quality and dimensions drive file size, and a reliable method to land under any KB target. PNG vs JPG vs WebP: which format should you use? What each format is good at, where it falls down, and a simple way to choose the right one for photos, graphics and the web. Reduce a photo size for online forms and uploads Meet strict photo and signature limits without rejected uploads, using resize and compress together in the right order.
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