Sharpen Image
Make slightly soft photos crisper — adjustable sharpening.
- Processed locally — your files never leave your device
- Free, no sign-up
- No file limits
How to use Sharpen Image
- 1
Drop one or more images (JPG, PNG, WebP, HEIC…).
- 2
Adjust the “Sharpen Image” settings — the preview updates live.
- 3
Download each image or all of them as a ZIP.
Features
- Gentle by defaultModerate strength avoids halos and noise.
- Batch friendlyApply the same edit to many images at once.
- PrivateImages are edited in your browser and never uploaded.
Frequently asked questions
Can it fix very blurry photos?
Sharpening enhances existing edges; it can't recover detail that isn't there.
Do iPhone photos work?
Yes, HEIC photos are converted automatically and shown upright.
Is there a watermark or limit?
No watermark, no sign-up and no limits.