Sharpen Image LIVE PREVIEW
Professional image sharpening tool • 100% browser-based • Real-time live preview • No upload
🔷 Unsharp Mask
⚡ Convolution Matrix
🔄 LIVE Preview
📊 Edge Enhancement
💾 Lossless Output
✅ REAL-TIME LIVE PREVIEW: Adjust sliders and see results instantly!
All processing happens in your browser - no images are uploaded to any server.
LIVE MODE • Changes apply instantly as you adjust sliders
Drag & Drop Image
or click to browse from computer
JPG, PNG, WebP, BMP
✓ 100% client-side • ✓ Live preview • ✓ Free forever
Sharpening Controls
Amount (Strength)
1.0
Radius (Edge Width)
1.0
Threshold (Noise Reduction)
0
Tip: Lower threshold for fine details, higher to avoid noise amplification.
Original Image
0 KB
0 x 0
Sharpened Result (Live)
0 KB
0 x 0
Applying Sharpening
Using advanced convolution matrix...
!
How It Works
🔷
What algorithm is used?
Unsharp Mask + Convolution Matrix. We use a 5x5 kernel with Gaussian blur subtraction for professional-grade sharpening.
🔄
What is LIVE mode?
Real-time preview. As you move sliders, the sharpened image updates instantly. Toggle off for manual control.
🔒
Are images uploaded?
NO. All processing happens in your browser. Your images never leave your device.
📊
What do the controls do?
Amount: Sharpening strength
Radius: Edge detection width
Threshold: Noise reduction
Radius: Edge detection width
Threshold: Noise reduction
🔷 Sharpen Image • 100% Real Working • Live Preview • Client-side Processing • No Upload