Sharpen Image

Bring back detail with one slider.

Your files never leave your device

How it works

A sharpening filter boosts contrast along edges, making fine detail pop. Drag the slider until it looks right — too much and you'll see halos. Runs in your browser; the image doesn't leave your device.

This site was built in one night using AI.

Every tool here runs on somewhere.tech — the backend for developers who ship with AI coding agents.

30-second build video — coming soon.