Resize Image
Resize images by pixels, percentage or ratio. Maintain quality while changing size.
or drop files here
Preview
Resize Settings
High Quality
Maintain file quality while reducing file size up to 80%.
100% Secure
All processing happens in your browser. Your files never leave your device.
Super Fast
Compress multiple files in seconds with our optimised algorithms.
Compress, convert & crop images offline on iPhone - privacy-first, batch up to 200
About Image Resizing
Image resizing is essential for optimizing photos for web, social media, email, and printing. Our image resize tool lets you change image dimensions while maintaining aspect ratio and quality. Choose from preset sizes or enter custom dimensions. Perfect for batch resizing multiple images at once.Before emailing a PDF, open the downloaded copy and check fine text at the intended viewing size. The tool can reduce image detail; its target size is not guaranteed. If forms, signatures or searchable text matter, keep the original PDF.
What should I check before downloading?
Before emailing a PDF, open the downloaded copy and check fine text at the intended viewing size. The tool can reduce image detail; its target size is not guaranteed. If forms, signatures or searchable text matter, keep the original PDF.
- Compare the downloaded file’s quality and actual size.
- Savings vary by file. Some tools return the original if the output is larger; check the resulting format and size.
How to Compress :format Files
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1
Select Image Files
Click the upload button or drag and drop your files into the upload area. You can select multiple files at once.
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2
Compress Files
Click the "Compress All Files" button. Our tool will process each file and show you the compression results in real-time.
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3
Download Compressed Files
Download your compressed files individually or all at once as a ZIP archive. Your original files remain unchanged.
Frequently Asked Questions
How to resize an image online?
Upload your image, enter the desired width and height, and download the resized version.
How to resize a photo for printing?
Upload your photo, set print dimensions in pixels or inches, and download.
What image formats does the resize tool support?
The tool supports JPG, JPEG, PNG, WebP, GIF and BMP files. Output is saved in the same format as the original, or you can convert to JPEG or PNG during resizing. Files up to 50 MB each are accepted.
How do I resize multiple images at once?
Upload up to 20 images at a time by dragging them into the upload area or selecting them from your device. Enter one width and height for all files, click resize, and the tool processes the entire batch together. Download all resized images individually or as a ZIP file.
Will resizing an image reduce its quality?
Shrinking an image to smaller dimensions keeps quality high because pixels are removed, not added. Enlarging beyond the original size can cause blur, so avoid scaling up more than 20-30%. Quality settings between 80% and 90% for JPEG output give the best balance of size and sharpness.
What size should an image be for Instagram?
Instagram works best with square posts at 1080 x 1080 pixels, portrait posts at 1080 x 1350 pixels, and stories or reels at 1080 x 1920 pixels. Keep file sizes under 8 MB and use JPG or PNG format for sharp results.
How do I resize an image without losing quality?
Always resize downward instead of upward, lock the aspect ratio to prevent stretching, and save in PNG for graphics or high-quality JPEG at around 85-90% for photos. A 4000 x 3000 pixel photo resized to 1920 x 1440 pixels stays sharp and looks identical on most screens.
How do I resize a photo to specific dimensions in pixels?
Select the custom size option, type your exact width and height in pixels, then click resize. To keep proportions, set the width only and enable lock aspect ratio so the height adjusts automatically. For example, entering a width of 1200 pixels on a 3000 x 2000 photo sets the height to 800.
Why Choose Let Compress?
- Compare the downloaded file’s quality and actual size.
- Savings vary by file. Some tools return the original if the output is larger; check the resulting format and size.
References & Resources
Authoritative specifications and references for the file formats this tool works with.
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