Resize Image Online Free

Resize by pixels, centimeters, millimeters or inches. Lock aspect ratio. Set DPI for print. Download instantly.

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Drop your image here

or click to browse  ·  JPG, PNG, WebP

72 dpi = screen/web  ·  300 dpi = print quality
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Width
Height

Frequently Asked Questions

Upload your image, select "cm" as the unit, enter width and height in centimeters, set DPI (72 for web, 300 for print), and click Resize and Download.
Use 300 DPI for print quality. Use 72 DPI for screen or web. DPI only affects how cm, mm, and inches are converted to pixels.
Enable Lock Aspect Ratio before resizing. Changing the width will automatically update the height proportionally so the image stays undistorted.
Yes. Select "px" as the unit and enter exact width and height in pixels. Disable aspect ratio lock to set dimensions independently.
Enlarging beyond the original size can reduce sharpness. Reducing size generally preserves quality well. CompressPic outputs at 92% JPEG quality.