Choose by purpose
Use JPG for photos, PNG for transparency, and WebP or AVIF when web delivery size matters.
Image workbench
Prepare images for their next destination
Reduce file size, change formats, and edit photo EXIF with clear controls, comparable results, and direct downloads.
01—03JPG · PNG · WebP · AVIF · EXIF
Tools
Compress · Convert · EXIF
01Image compressorSet output format, longest edge, and quality for a batch, then compare sizes and download results.Open tool02Image format converterConvert between JPG, PNG, WebP, and AVIF, with a selectable background when exporting transparency to JPG.Open tool03EXIF editorList readable JPEG EXIF entries and edit, delete, or add IFD, Tag, type, and value rows.Open tool
Size first
Set the longest edge before tuning quality. This usually produces more predictable results than quality alone.
Review the output
Check appearance, transparency, orientation, and metadata before publishing to a site, social network, or store.
stduvo Editorial
Guides
JPG vs PNG vs WebP vs AVIF: how to chooseChoose a format by photo content, transparency, performance, and compatibility.Image quality, resolution, and file sizeControl pixel dimensions, encoding quality, and final size in a repeatable order.Converting transparent PNG to JPG or WebPPrevent black backgrounds, halos, and brand-color changes.EXIF date, device, location, and copyright fieldsUnderstand common EXIF fields and decide what to retain, correct, or remove.Image publishing checklist for websites, social media, and ecommerceA practical workflow for appearance, format, size, metadata, and accessibility.