Resize Images Online

Change image dimensions to any size you need. Perfect for social media, websites, and print. Free and instant.

Drop Images to Resize

or click to browse your files

Maximum file size: 5MB per image

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Target width in pixels
Target height in pixels
Keep original proportions when resizing
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Free Online Image Resizer - Change Image Dimensions Instantly

Need to resize images for your website, social media, or print projects? Compress.Plus offers a powerful, free image resizing tool that lets you change image dimensions to any size you need in seconds. Whether you are preparing images for Instagram, Facebook, Twitter, or your professional portfolio, our image resizer delivers pixel-perfect results while maintaining the highest possible quality.

Why Image Resizing Matters in Digital Content Creation

In the world of digital content, image dimensions matter more than ever. Different platforms have specific size requirements, and using incorrectly sized images can result in awkward cropping, blurry displays, or wasted bandwidth. A professional content creator understands that optimizing images for their intended use is essential for delivering the best user experience.

Social media platforms like Instagram, Facebook, and Twitter each have their own recommended image dimensions. Using images that match these specifications ensures your content displays correctly and looks professional. Similarly, websites benefit from properly sized images that load quickly and display crisply on all devices.

Key Features of Our Image Resizer

Custom Dimensions

Enter any width and height to resize images to your exact specifications.

Preset Sizes

Quick presets for social media, web, and common display resolutions.

Aspect Ratio Lock

Maintain original proportions to prevent image distortion.

Instant Processing

Resize images in seconds with our optimized browser-based engine.

100% Private

All processing happens locally. Your images never leave your device.

Quality Preservation

High-quality resampling algorithms maintain image sharpness.

Social Media Image Size Guide

  • Instagram Post: 1080×1080 pixels (square), 1080×1350 pixels (portrait), 1080×566 pixels (landscape)
  • Instagram Story: 1080×1920 pixels (9:16 aspect ratio)
  • Facebook Post: 1200×630 pixels for optimal display in feed
  • Facebook Cover: 820×312 pixels on desktop, 640×360 pixels on mobile
  • Twitter Post: 1200×675 pixels (16:9 aspect ratio)
  • Twitter Header: 1500×500 pixels
  • LinkedIn Post: 1200×627 pixels for best results
  • Pinterest Pin: 1000×1500 pixels (2:3 aspect ratio)

Understanding Aspect Ratios

Aspect ratio is the proportional relationship between an image width and height. Common aspect ratios include 16:9 (widescreen), 4:3 (standard), 1:1 (square), and 9:16 (vertical/mobile). When resizing images, maintaining the original aspect ratio prevents distortion and ensures your images look natural.

Our image resizer includes an aspect ratio lock feature that automatically calculates the corresponding dimension when you change width or height. This ensures your resized images maintain their original proportions and look exactly as intended.

Best Practices for Image Resizing

  • Start with High Resolution: Always begin with the highest quality source image available. Enlarging small images results in quality loss.
  • Know Your Target Platform: Research the recommended dimensions for your intended use before resizing.
  • Consider Retina Displays: For web use, consider creating images at 2x resolution for crisp display on high-DPI screens.
  • Batch Process Similar Images: Use the same settings for groups of images that will be used together.
  • Keep Original Files: Always maintain backup copies of your original images before resizing.

Start Resizing Your Images Today

Ready to resize your images? Simply drag and drop your files into the upload area above, choose your target dimensions or select a preset, and download your perfectly sized images. With Compress.Plus, professional image resizing is free, fast, and completely private. No registration required, no software to install, and no limits on how many images you can resize.