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Guides

Short, practical guides about image formats, compression and web performance.

What Is HEIC? Converting iPhone Photos to JPGLearn what the HEIC (HEIF) format is, why it will not open, and how to convert iPhone photos to JPG, PNG or PDF.What Is WebP? Differences from JPG and PNG, and BenefitsLearn what the WebP format is, its advantages over JPG and PNG and when you should use it.What Is AVIF? AVIF vs WebP vs JPG ComparedLook at the AVIF format, how it differs from WebP and JPG, browser support and when to use it.PNG vs JPG: Which Format Should You Use and When?Compare PNG and JPG for transparency and file size, and choose the right format.How to Reduce Image Size for a WebsiteSteps to cut image size for faster pages: the right format, the right dimensions, quality settings and lazy loading.How to Make a Favicon: Sizes and SetupFavicon sizes (16, 32, 48, 180, 192, 512 px), ICO vs PNG and how to add them to your HTML.How In-Browser Image Conversion Works: Privacy and EXIFLearn how converting files in the browser without uploading works, why it is more private and why EXIF data should be removed.

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