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About Image Resizer Online

This browser-based image utility is designed for quick everyday image work without installing desktop software. Use it when you need a focused result such as changing image format, dimensions, orientation, compression, or basic editing.

Image Resizer — Resize images to exact width and height. It is especially useful for designers, creators, students, marketers, and anyone preparing images for websites or social platforms. The workflow stays focused so you can complete image resizer quickly and move on to the next task.

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SmartToolz Image Resizer online tool illustration
SmartToolz browser tools are designed for focused, practical workflows.

How to use Image Resizer

  1. Open the Image Resizer tool above.
  2. Enter your input or select the file and options requested by the tool.
  3. Review the result and make any final adjustments.
  4. Copy, download, or use the finished result in your next task.

Tips for better results

HELP & FAQ

Image Resizer FAQ

Common questions about using this SmartToolz utility.

What is Image Resizer?

Image Resizer is a free SmartToolz browser utility for image resizer. It is designed around one focused task so you can get a result without installing a separate desktop application.

How do I use Image Resizer?

Open Image Resizer, provide the information or file requested by the tool, review the result, and use the download or copy action when you are satisfied.

Is Image Resizer free to use?

Yes. Image Resizer is available as a free SmartToolz tool, with the main workflow designed to work directly in a modern web browser.

Free Image Resizer Online — Resize JPG, PNG & WebP | SmartToolz
FREE • NO SIGNUP • BROWSER BASED

Resize Images Online

Resize JPG, PNG and WebP images to exact dimensions in seconds. Keep the aspect ratio, preview the result and download the resized image directly from your browser.

Image Resizer
🔒 Your image stays in your browser

Drop an image here

or click to choose a file from your device

JPG • PNG • WebP
Image—

Choose your new size

Choose WebP or JPG when you need a smaller web-friendly file.

Resized image

Ready

Original

Original image preview

Resized

Resized image preview
—Original dimensions
—New dimensions
—Output format
⬇ Download Resized Image
⚡

Simple controls

Enter the exact width and height you need without complicated editing software.

🔒

Browser-based

The selected image is resized locally in your browser for this tool.

📐

Keep proportions

Lock the aspect ratio to avoid stretching or squashing your image.

How to resize an image

  1. Choose or drag a JPG, PNG or WebP image into the upload box.
  2. Enter the new width and height in pixels.
  3. Keep the aspect ratio enabled when you want to preserve the image proportions.
  4. Click Resize Image, preview the result and download it.

When to resize images

Resizing can help prepare images for websites, social posts, documents, email attachments and profile pictures. Pick dimensions that match the destination instead of stretching the original manually.

  • Website and blog images
  • Social media graphics
  • Profile and thumbnail images
  • Documents and presentations

Frequently Asked Questions

Is this image resizer free?

Yes. SmartToolz Image Resizer is available to use for free without creating an account.

Which image formats are supported?

You can upload JPG, PNG and WebP images. You can also choose JPG, PNG or WebP as the output format.

Will my image keep its quality?

Resizing changes the pixel dimensions. Increasing dimensions cannot create missing detail, while reducing dimensions generally creates a smaller image with less detail than the original.

Can I keep the original aspect ratio?

Yes. Keep aspect ratio is enabled by default and updates the second dimension when you change the first.