Scale photo dimensions for social media banners, avatar avatars, thumbnails, and responsive web assets.
Resamples raster pixel arrays using high-quality interpolation algorithms (Lanczos3, Bicubic, Bilinear) to adjust width and height without introducing jagged edges.
Fitting specific platform dimension requirements (e.g. YouTube banner 2560x1440, Instagram post 1080x1080, email newsletter header 600px).
Ranked by feature completeness, privacy safety, and ease of use.
Google Chrome Labs open-source in-browser image compression and format converter.
Squoosh is an open-source image optimizer that runs completely inside your browser via WebAssembly, providing an interactive side-by-side comparison slider.
AI-powered automatic background removal for photos in 5 seconds.
Remove.bg automatically removes backgrounds from portrait photos, products, animals, and graphics with high-precision edge separation.
Advanced web raster & vector graphics editor supporting PSD, AI, and Sketch files.
Photopea is a full-fledged Photoshop alternative that runs directly in your web browser with layers, masks, smart objects, filters, and pen tools.
Simple online animated GIF and video maker, compressor, and editor.
Ezgif is the web standard for quick GIF creation, video-to-GIF conversion, video trimming, speed adjustments, and animated image compression.
AI-powered profile picture maker that generates dozens of creative backdrops and avatars.
PFPMaker automatically removes background clutter from your photo and creates hundreds of professional profile pictures with custom gradients, patterns, and design templates.
100% free online profile picture maker with customizable canvas layers, borders, and filters.
Picofme is an ad-free, completely free profile picture creator featuring automatic AI background removal, custom frame outlines, shadows, and instant downloads.
The classic, fast online animated GIF maker, video converter, and image optimizer.
Ezgif is a beloved, completely free online toolkit for creating, optimizing, resizing, cropping, splitting, and reversing animated GIFs, WebP, APNG, and video clips.
Common questions and practical advice for completing this task.
Standard bicubic resizing will look soft if enlarged significantly. For dramatic upscaling (2x-4x), look for AI Super-Resolution upscalers.
Shrink PNG, JPEG, WebP, and AVIF file sizes by 60%–80% to speed up website load times and improve Core Web Vitals.
Convert legacy image formats to next-generation WebP and AVIF formats recommended by Google Lighthouse for maximum speed.
Edit photos with layers, masks, smart filters, adjustment curves, and support for PSD, AI, and RAW files without installing software.