Resize up to 20 images at once with social media presets for Instagram, YouTube, Facebook & more. Set exact dimensions, lock aspect ratio, choose quality and format - 100% free and private.
Press Ctrl + D (or ⌘ + D on Mac) to save for quick access.
Resize images to perfect social media dimensions in 4 easy steps
Drag and drop up to 20 images (JPG, PNG, WebP, GIF, BMP) onto the upload zone, or click to browse and select files from your device.
Pick a social media preset (Instagram, YouTube, Facebook, Twitter, LinkedIn) or select Custom to enter your own width and height in pixels.
Adjust the quality slider (10–100%) and select your output format - keep the original, or convert everything to JPEG or WebP for smaller file sizes.
Click "Resize All Images" and watch the progress bar as each image is processed. Then download individual images or use "Download All" to grab them in a single ZIP file.
Yes, 100% safe. This tool processes all images locally in your browser using the HTML5 Canvas API. Your photos are never uploaded to any server, so your data stays completely private on your device.
Yes! Upload up to 20 images and choose from built-in social media presets like Instagram Post (1080×1080), YouTube Thumbnail (1280×720), Facebook Cover (820×312), and more. Click Resize All and every image is processed instantly in your browser.
When aspect ratio lock is enabled, changing the width automatically recalculates the height proportionally (and vice versa), so your images are never distorted or stretched. This is useful when using Custom dimensions. Disable it to set arbitrary width and height values independently.
You can upload JPG, PNG, WebP, GIF, and BMP images. When saving, you can keep the original format, or convert all images to JPEG or WebP. WebP produces the smallest file sizes with excellent visual quality - ideal for web use and SEO performance.