Choose images
Tap Choose images to select photos from your phone or computer. You can select multiple images at once. On a computer, you can also drag and drop images into the upload area. The selected files appear in the “Your images” list.
Resize multiple images in one go. Set your dimensions, keep the quality you need, and download everything together.
Drag & drop multiple images or browse files from your device
Supports JPG, PNG, WebP and moreOne setting applies to all selected images
Leave both fields blank to keep original dimensions. Enter only width or height to calculate the other dimension for each image.
Change the quality slider to see the estimated file size update for every image below. Tap See live preview on any image to compare the original and resized result.
Process multiple images with one set of dimensions.
Images are processed locally in your browser.
Collect all your resized images in one convenient file.
Batch Image Resizer helps you resize several pictures together instead of editing them one by one. Choose images, set the size and format, review each image’s estimated dimensions and file size, then download all finished images in one ZIP file.
Tap Choose images to select photos from your phone or computer. You can select multiple images at once. On a computer, you can also drag and drop images into the upload area. The selected files appear in the “Your images” list.
By pixels lets you enter a target width and height, such as 1200 × 1200 px. By percentage scales every image relative to its original size, for example 50% makes it half its original dimensions.
Keep aspect ratio keeps the original shape so photos do not look stretched. Do not enlarge smaller images prevents small pictures from being enlarged unnecessarily. Turn these options off only when you understand the effect on your images.
Output format lets you keep the original format or choose JPG, PNG or WebP. The Image quality slider controls compression for formats such as JPG and WebP. Higher quality usually means a larger file. PNG is useful when transparency must be preserved.
Tap Resize images to process the selected files using the same settings. The list shows the resulting dimensions and whether each image finished successfully. You can use Clear all to remove the current selection and start again.
Download ZIP saves all successfully resized images together in one ZIP file. Share ZIP opens your device’s share menu when your browser supports file sharing, where you may choose WhatsApp, Gmail or another app. If sharing is unavailable, download the ZIP and attach it manually.