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Image Resizer

Resize images to any custom dimension instantly. Free, private, and runs entirely in your browser.

Upload an Image

Click to browse or drag & drop your image here. Supports JPG, PNG, GIF, and WebP.

Select Size

Custom Dimensions

Original:

Scale by Percentage

Output: (Original: )

Zoom
Output:

💡 How to Use This Tool

Resize any image to your desired dimensions in seconds. Follow these simple steps:

1

Upload Your Image

Click or drag and drop any image file from your device.

2

Choose Your Size

Pick a preset, enter custom dimensions, or scale by percentage.

3

Adjust & Position

Use zoom and drag to position your image perfectly.

4

Download

Get your resized image as a high-quality PNG.

📖 About Image Resizer

What is Image Resizer?

Image Resizer is a free online tool that lets you resize any image to exact pixel dimensions. Whether you need a specific size for a website, email, presentation, or social media, this tool makes it quick and easy — all processing happens in your browser for complete privacy.

Common Use Cases

  • Web & Email: Resize images for websites, newsletters, and email signatures.
  • Social Media: Prepare images for any platform with custom dimensions.
  • Presentations: Size images to fit slide layouts perfectly.
  • Printing: Scale images to exact print dimensions.
  • Thumbnails: Create consistently sized thumbnail images.

Key Features

Preset Sizes

Choose from popular preset dimensions like 800x600, 1280x720 (HD), 1920x1080 (Full HD), and more.

Custom Dimensions

Enter any width and height in pixels for complete control.

Percentage Scaling

Scale images up or down by a percentage while maintaining the original aspect ratio.

Aspect Ratio Lock

Lock the aspect ratio to prevent distortion when changing width or height.

Drag & Position

Drag and zoom your image within the crop area for pixel-perfect positioning.

Privacy & Security

All image processing happens entirely in your browser. Your images are never uploaded to any server — what you see stays on your device.

❓ Frequently Asked Questions

Yes! All image processing happens locally in your browser. Your images are never uploaded to any server.
You can upload JPG, PNG, GIF, WebP, and BMP images. The resized output is downloaded as a high-quality PNG with transparency support.
Scaling down preserves quality well. Scaling up beyond the original resolution may introduce some softness, which is inherent to all upscaling. We use high-quality rendering for the best possible result.
Yes! Enable the "Lock Aspect Ratio" toggle and changing width or height will automatically adjust the other dimension to keep proportions intact.
Since all processing happens in your browser, the limit depends on your device's memory. Most modern devices can handle images up to 10,000 x 10,000 pixels without issues.

Version History

1.0.0

Initial release

Feb 11, 2026