Can I resize an image by pixels?

Yes. Enter the required width and height in pixels. You can also lock the aspect ratio.

Can I resize an image to a specific KB?

Yes. Target KB mode automatically adjusts image quality and dimensions to get close to the requested file size.

Does the image resizer support JPG PNG and WebP?

Yes. The tool supports JPG, PNG and WebP output.

Can I maintain the original aspect ratio?

Yes. Enable Lock Ratio while changing the width or height.

Image Resizer Online - Resize Image by Pixels or KB | CSPBCTools

CSPBCTools Image Tools

Advanced Image Resizer

Resize images by pixels, percentage or target KB. Maintain aspect ratio, adjust quality and download instantly.

Upload Your Image

Drag & drop your image here or click to browse

JPG, JPEG, PNG, WebP • Browser processing

Live Preview

Output dimensions update instantly

Ready

Original

Output

Original Size

Estimated

Resize Mode

Dimensions

Lock Ratio

Width (px)

Height (px)

Quick Presets

Output Settings

Format

Quality 85%

Background

Advanced Image Resize Features

Pixel Based Resize

Enter exact width and height in pixels.

KB Based Resize

Try to bring the final image close to your target KB.

Aspect Ratio Lock

Keep original proportions while changing dimensions.

Browser Processing

Image processing happens directly in your browser.