Resize images instantly online.
Change image dimensions by exact Pixels, Percentage or Presets.
Fast, private, and 100% in your browser.
Drop images here or browse files
Supports JPEG, PNG, WebP
Drop your images here
New Dimensions
New File Size
The Ultimate Free Online Image Resizer Guide
Welcome to the most secure, responsive, and simple image resizer available on the web. ResizeCompress offers a dedicatedimage resizer free from server latency, registration requirements, and watermarks. Whether you need an Image Resizer online to scale down photos for a website, or a tool to convert and resize image in kb for an application form, our browser-based app handles everything locally.
Unlike cloud-based portals (such as the canva image resizer or other server-side platforms) that require you to upload your private files, our online image resizer processes your graphics entirely within your web browser. This means your files never leave your device, ensuring total privacy, instant processing times, and zero data uploads.
Multiple Custom Sizing Modes
Our application gives you full flexibility over how you adjust your image dimensions:
- Dimension Sizing: Enter exact width and height values in our image resizer in pixels inputs. You can lock the aspect ratio to prevent stretching, or use pixel-to-metric conversions to use the tool as an image resizer in cm for print layouts.
- Percentage Scaling: Scale your image up to 200% or down to 1% proportionally with a simple slider.
- Social Media Layouts: Click the Image Resizer presets tab to instantly choose standard shapes for Instagram posts, Facebook shared images, YouTube thumbnails, and Pinterest pins.
Shrink File Size: Image Resizer in KB
Online submission forms often enforce strict file size limits on photo uploads. If you need to hit a specific threshold, you can configure your output settings to match:
- Image resizer 20kb: Perfect for government visa portals and digital signatures.
- Image resizer 50kb: Great for website avatars, icons, and small graphics.
- Image resizer 100kb: The standard choice for e-commerce listings and blog posts.
- Image resizer 200kb: Excellent for high-resolution portfolio slide cards and main header photos.
Adjust the output width, select a lightweight format like WebP or JPEG, and save the compressed version in seconds.
Universal Mobile Support
Built using modern responsive design patterns, our tool works flawlessly on all form factors. Whether you are editing on a workstation, a tablet, or using the tool as a quick ip7 image resizer on older mobile screens, the layout remains completely functional, crisp, and fast.
How to Resize Your Photos Instantly
- Drag and drop your picture into the upload box.
- Choose your sizing mode: Dimensions, Percentage, or Presets.
- Adjust your settings (pixels, percentage, or social templates).
- Check the live preview, verify the file size, and click download!
Frequently Asked Questions
How do I resize an image to 50KB or 100KB?
To shrink your file size using the resizer, switch to 'Percentage' mode to scale down dimensions, or pick a smaller preset layout. If you need to compress a file to an exact target size (like 20kb, 50kb, 100kb, or 200kb) while keeping dimensions, use our built-in Image Compressor.
Is this online image resizer free to use?
Yes, ResizeCompress is a 100% free online image resizer. There are no registration forms, no file count limits, and no watermarks on your downloaded images.
Why should I use this over a Canva image resizer?
Unlike a Canva image resizer or cloud tools that upload your files to external servers, ResizeCompress runs completely in your local browser. This makes it faster, keeps your files 100% private, and works offline.
How do I resize an image in pixels or centimeters?
You can enter precise dimensions in pixels under our 'Dimensions' tab. To use it as an image resizer in cm for printing, multiply your target centimeters by your print DPI (usually 300 DPI) to determine the exact pixels needed.
What are Image Resizer presets?
Presets are pre-configured layouts for major platforms. You can select from Instagram (Square, Portrait, Story), Facebook, YouTube, Twitter/X, and Pinterest cards to automatically resize to the correct dimensions without manual cropping.
Does this work on mobile phones?
Yes, the interface is fully responsive and works on all mobile web browsers. It functions as a lightweight ip7 image resizer on older devices, and runs seamlessly on modern iOS and Android smartphones.