Sharpen Image

Sharpen blurry or soft photos. Adjustable intensity with before/after comparison. 100% private — all in your browser.

Drop an image here or click to browse

JPG, PNG, WebP — sharpen blurry photos

About Sharpen Image

Enhance image sharpness using a convolution kernel applied via HTML Canvas. All processing happens locally in your browser.

Adjustable Sharpness

Fine-tune sharpness intensity from subtle enhancement to strong detail recovery using a simple slider from 0% to 100%.

Before and After Preview

Compare original and sharpened images side by side in real time to ensure the perfect level of enhancement.

100% Private

All processing uses HTML Canvas with a convolution kernel. Your images never leave your browser — no uploads, no servers.

Instant Download

Download your sharpened image as a PNG file with one click. Ready to use on social media, websites, or print.

📋 Common Use Cases

Rescuing Slightly Blurry Photos

Restore detail in photos that came out slightly soft-focus due to camera shake or missed autofocus.

Preparing Images for Print

Apply subtle sharpening to digital photos before printing to compensate for the softening effect of the printing process.

Enhancing Product Photos

Sharpen product images for e-commerce listings to make textures, edges, and details stand out more clearly.

Post-resize Detail Restoration

Apply sharpening after upscaling or resizing images to bring back crispness lost during interpolation.

🪜 How to Use This Tool

  1. Upload your image
    Select a JPG, PNG, or WebP image that needs sharpening.
  2. Adjust sharpening intensity
    Move the slider to control how much sharpening is applied — from subtle enhancement to strong detail emphasis.
  3. Compare with split view
    Use the before-and-after toggle to see exactly how much detail the sharpening has recovered.
  4. Download the result
    Save the sharpened image once you're happy with the level of detail enhancement.

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Frequently Asked Questions

Is this image tool really free?▼
Yes. Every image tool is completely free. No signup, no account, no payment. All processing happens in your browser.
Are my images uploaded to a server?▼
No. All image processing happens locally in your browser. Your images never leave your device. This is especially important for sensitive photos, IDs, and personal documents.
How does the AI background remover work?▼
It uses the @imgly/background-removal library running an IS-Net neural network entirely in your browser via WebAssembly. First use downloads a ~10MB model (cached for future visits). No image data is sent to any server.
What file formats are supported?▼
JPEG, PNG, WebP, SVG, GIF, BMP, and HEIC. Conversion between all formats is supported. AI features work on JPEG and PNG inputs.
What is the maximum image size?▼
Images up to ~4000x4000px process smoothly on modern devices. Very large images may be slower. For batch processing, up to 20 images at a time is recommended.