Blur Image
Apply Gaussian blur effects to images online.
Drag & drop your image
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🔒 Secure · ⚡ Processed instantly · 🗑 Files never stored
About Blur Image
What it does
Apply Gaussian blur effects to images online for free. Blur photos to hide sensitive information, create artistic depth-of-field effects, or build overlays.
Our blur tool uses Sharp's Gaussian blur algorithm, which produces natural-looking, smooth blur without artifacts.
Adjust the blur strength from subtle softening to extreme blur — perfect for backgrounds, privacy protection, and creative photography.
How to Use
Step by step
Key Benefits
Why use this tool
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Frequently Asked Questions
Common questions
Sigma controls the blur radius. Higher values = more blur. Sigma 3 is subtle, sigma 10 is very blurry.
This tool blurs the entire image. Use crop + blur separately for partial effects.
Gaussian blur applies a mathematical filter that softens edges and details in a natural way.
No — blurring is a destructive operation. Always keep the original.