Image guides
Clear, practical instructions for working with PDFs, images, text, and career documents.
Passport & Visa Photo Size Guide: Dimensions in mm, Inches & Pixels (300 DPI)
Convert common photo print sizes into pixels at 300 or 600 DPI, compare print and digital requirements, and resize with a browser tool.
Image guidesHow to Resize an Image Without Stretching: Crop, Fit and DPI
Use exact dimensions or keep the original proportions. Compare a center crop with white margins and learn how print dimensions convert to pixels.
Image guidesHow to Compress Images for the Web Without Losing Text Clarity
Reduce JPG, PNG, and WebP file sizes while keeping fine text, diagrams, and photographic details sharp.
Image guidesHow to Remove Image Backgrounds: E-Commerce Standards & AI Cutouts
Isolate subjects for e-commerce listings, marketing banners, and headshots. Master edge feathering, hair segmentation, and marketplace compliance.
Image guidesWebP vs. PNG vs. JPG: Choosing the Right Image Format
Compare compression efficiency, transparency support, and browser compatibility to optimize your web graphics.
Image guidesHow to Make Product Image Backgrounds Transparent or Pure White for Amazon & Shopify
Master e-commerce product photography standards. Remove backgrounds with AI and export transparent PNGs or pure RGB (255,255,255) white images for Amazon FBA, Shopify, eBay, and Etsy.
Image guidesHow to Convert iPhone HEIC Photos to JPG or PNG Without Quality Loss
Convert Apple HEIC and HEIF photos to universal JPG or PNG: preserve full image resolution, understand client-side privacy, batch download in ZIP, and adjust iOS camera defaults.