Change image dimensions to exact pixel values or percentage scales — in your browser.

Resize Image Online

Resize image width and height to exact pixel dimensions or percentage scales. Maintains aspect ratio with smooth bicubic interpolation.

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AVIF original —
Original AVIF image
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JPG convertido —
Converted JPG image
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Data Processed
Technical Guide

Resize Image Online Formula

The resize engine uses mathematically precise interpolation to produce clean output at any dimensions.

01

Dimension Calculation

Calculates target dimensions or percentage scale factors.

02

Pixel Interpolation

Resamples pixel grid using high-quality bicubic interpolation.

03

Output Encoding

Encodes resized canvas into your chosen image format.