Are NanoTools completely free to use?

Yes, all basic tools on NanoTools are completely free to use with no registration required. We offer premium features for power users.

Is my data secure when using NanoTools?

Your files are processed securely and are automatically deleted after processing. We do not store your files or data on our servers.

No installation required. All tools work directly in your browser on any device - computer, tablet, or smartphone.

We support a wide range of formats including PDF, JPG, PNG, WebP, GIF, JSON, XML, CSV, and many more depending on the tool.

Blur images online for free. Add gaussian blur effect to photos. Adjust blur intensity and radius.

Drop an image here or click to browse

image/* • Max 50MB

1

Select image to blur

2

Set blur amount (1-25px)

3

Process the blur

4

Save blurred image

Gaussian blur is applied for natural, photographic blur effects.

This tool applies blur to entire image. Use advanced editors for selective blur.

Blur may slightly reduce file size by simplifying detail.

Blur is destructive. Keep original image if you may need it unblurred.