How does the screenshot tool work?

Three modes: 1) Visible/Full page capture using Canvas API; 2) URL screenshot via iframe (limited by browser security policies); 3) Area selection screenshot. All processing is local.

Why can't I screenshot certain websites?

Some sites use X-Frame-Options or CSP headers blocking iframe embedding — this is a browser security feature. Use browser DevTools (F12 → Capture full size screenshot) for those sites.

Yes. All screenshots are generated locally via Canvas API. Nothing is uploaded to any server.

What format is supported?

PNG format download (lossless). You can also copy to clipboard or open in a new tab.

Screenshot Tool - Free Online Webpage Screenshot

Capture the current page content as a demonstration. Open DevTools (F12) and paste screenshot code for any page.

Mode

⚠️ Many sites block iframe embedding (X-Frame-Options/CSP). For those, use browser DevTools: F12 → Ctrl+Shift+P → "Capture full size screenshot".

URL

Widthpx

Drag to select any area on the page for screenshot.

📖 FAQ

How does it work?

Three modes: visible/full page capture via Canvas API, URL screenshot via iframe (limited by security), and area selection. All local.

Can I adjust resolution?

Yes. URL mode supports custom width. Area capture uses actual pixel resolution. Output is PNG.

Why can't I capture some sites?

X-Frame-Options/CSP headers block iframe embedding. Use browser DevTools for those sites: F12 → "Capture full size screenshot".

Is data safe?

Yes. Screenshots generated locally via Canvas API. Nothing is uploaded.

What format?

PNG download (lossless). Also supports copy to clipboard and new tab preview.