Resize by Pixels or KB

Free Image Resizer Tool

Resize by dimensions (pixels) OR target file size (KB). Perfect for social media, email, and websites.

1,52,342+ Images Resized

4.8/5 Rating

Instant Processing

Dimension Resize KB Resize Aspect Ratio Lock Live Preview Free Download

Upload Your Image

Click to browse or drag and drop

Supports: JPG, PNG, GIF, BMP, WebP (Max 20MB)

Width (pixels)

Height (pixels)

Lock Aspect Ratio

Target Size (KB) Max: 5120 KB (5MB)

Quality Preset High Quality (Larger file) Balanced (Recommended) Smaller file Minimum size

Fine-tune Quality 70%

Smaller file Better quality

How KB resize works:

Tool automatically adjusts quality and dimensions to match your target KB. Higher quality = larger file size.

Size Comparison

Original:

New:

Processing image...

Recommended KB Sizes for Different Platforms

Email

Max 500 KB

WhatsApp

100-200 KB

Facebook

200-300 KB

Website

50-200 KB

How to Resize Image?

1

Upload Image

Click upload area and select your image (JPG, PNG, GIF)

2

Choose Resize Mode

Resize by dimensions OR target KB size

3

Download

Click resize and download your optimized image

Frequently Asked Questions

How to resize image to exact KB?

Switch to "Resize by KB" mode, enter your target size (e.g., 100 for 100KB), and click resize. Our tool automatically finds the best quality to achieve that file size.

Is this image resizer really free?

Yes, completely free! No hidden charges, no registration required. You can resize unlimited images.

What's the maximum file size?

You can upload images up to 20MB. For KB resize, target size can be up to 5MB (5120 KB).

Will my images be secure?

All processing happens in your browser. Images are never uploaded to any server, ensuring complete privacy and security.

Can I maintain aspect ratio?

Yes, in dimension mode you can lock aspect ratio. When you change width, height automatically adjusts to maintain proportions.

What image formats are supported?

We support JPG, JPEG, PNG, GIF, BMP, and WebP formats up to 20MB.

Will image quality be maintained?

Yes, we use high-quality image processing. For KB resize, you can control quality vs file size trade-off.