Image Resizer

Resize image dimensions by custom width/height with aspect ratio locking.

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Files are processed locally in your browser. Zero server uploads.
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Drag & Drop images to resize
Resizing...

About Image Resizer

Resize image dimensions by exact pixels or percentage scaling. Lock aspect ratio to prevent image stretching or distortion, ensuring pixel-perfect results for social media, websites, and print.

How to Use Image Resizer Step-by-Step

01

Upload Image

Select an image file to resize.

02

Set Dimensions

Enter Target Width and Height in pixels or percentage.

03

Lock Aspect Ratio

Toggle Keep Aspect Ratio to preserve proportions.

04

Download Resized File

Save your newly sized image instantly.

Key Features & Technical Advantages

  • Pixel & Percentage Modes: Resize by exact px or percentage multiplier.
  • Aspect Ratio Locking: Prevent image stretching with intelligent ratio locks.
  • High-DPI Downsampling: Smooth bicubic interpolation for crisp detail.
  • Zero Server Processing: 100% private client-side canvas rendering.
  • Fast & Mobile-Friendly: Works seamlessly on phone and desktop browsers.

Technical Specifications & Security Details

Specification Details
Tool Name Image Resizer
Supported Input Format JPG, PNG, WebP, GIF, BMP
Output Format Resized Image
Processing Engine Bicubic High-DPI Canvas Resizer
Privacy & Security Status 🔒 100% Private Client-Side (Zero Server Uploads)
File Size Limit Unlimited (Dependent on local browser memory)
Browser Compatibility Chrome, Safari, Edge, Firefox, iOS Safari, Android Chrome