Image Resizer | Tools3ox

Resize images by pixels, percentage, or print size (inches, cm, mm) with precision.
Choose image fit options: stretch, maintain aspect ratio, crop automatically, or add color borders.
Adjust border color and transparency easily during resizing.
Set image quality for JPEG and WEBP formats or specify a target file size.
Supports output formats: JPEG, PNG, WEBP, and AVIF.
Upload images via drag-and-drop, preview changes live, and download instantly with fast in-browser processing.

How to Use Our Sprite Sheet Cutter

Upload Your Image

Start by dragging and dropping your image into the designated area, or click 'Select Image' to browse for a file (PNG, JPG, WEBP, AVIF).

Set Output Dimensions

Enter your desired width and height. You can choose different units:
• Pixels (px): Exact pixel size.
• Percentage (%): Resize relative to the original image.
• Inches (in), Centimeters (cm), Millimeters (mm): For print sizes, set a Resolution (DPI) below.

Choose Conversion Method

Select how the image is resized:
• Stretch: Fits image exactly, may distort.
• Keep Proportion: Resizes without distortion; adds transparent space if needed.
• Fill/Crop: Fills the area, cropping excess while keeping shape.
• Pad: Keeps original shape, fills empty space with your chosen color and transparency.

Select Output Format and Quality

Pick your output file type (PNG, JPEG, WEBP, AVIF). For JPEG or WEBP, you can also adjust the quality or aim for a specific file size (KB/MB).

Convert and Download

Click 'Convert Image' to see the preview. Then, hover over the preview and click the download icon () to save your resized image.

Frequently Asked Questions

The Image Resizer helps you resize images by pixels, percentage, or print dimensions while maintaining high quality and full control over output format and appearance.

Upload your image, set the desired size in pixels, %, or print units, choose a resizing method, and click Convert Image to preview and download the result.

Yes, the Image Resizer offers a Keep Proportion mode that maintains the aspect ratio without distortion.

Yes, in Pad mode, the Image Resizer lets you fill empty space with your selected border color and transparency.

You can export your image in JPEG, PNG, WEBP, or AVIF format, depending on your needs.

Yes, for JPEG and WEBP, you can set the image quality manually or choose a target file size in KB or MB.

Yes, the Image Resizer allows you to set dimensions in inches, centimeters, or millimeters by specifying a DPI value.

Yes, the tool generates a live preview of your resized image so you can check it before downloading.

Yes, the Image Resizer is a completely free tool that works directly in your browser — no signup required.

Yes, the Image Resizer is mobile-friendly and works on most modern smartphones, tablets, and browsers.

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