Resize Image Online
Change photo dimensions accurately while maintaining aspect ratio.
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The Ultimate Online Image Resizer
Whether you need to scale up a tiny icon or shrink down a massive 4K photograph to exact web dimensions, our free photo resizer handles it flawlessly. We give you full mathematical control over the width and height, allowing you to resize based on raw pixels, percentages, or even physical print sizes like centimeters and inches.
Why is "Maintain Aspect Ratio" Important?
By default, our tool has the "Maintain Aspect Ratio" box checked. This is crucial because it ensures that when you change the width of an image, the height adjusts automatically in proportion. Without this constraint, your photos would look stretched, squished, and unnatural.
Browser-Based Resizing
All resizing occurs directly on your machine. This guarantees zero pixel loss from cloud compression algorithms and ensures complete privacy for your sensitive photography.