Image Annotator

Add text labels, arrows, rectangles, circles, and freehand highlights to screenshots and photos. Great for tutorials, bug reports, and documentation.

Files never leave your device Always free No server uploads No sign-up No watermarks

Processing happens on your device — nothing is uploaded.

How It Works

Add your file

Drag & drop your file onto the drop zone, or click to browse. Nothing leaves your device.

Configure settings

Adjust output format, quality, or other options to match your needs. The preview updates instantly.

Download the result

Click the action button — your processed file is ready to download in seconds.

Frequently Asked Questions

What is Image Annotator?

Image Annotator is a free, browser-based tool on TitanFile that lets you add text labels, arrows, rectangles, circles, and freehand highlights to screenshots and photos. Great for tutorials, bug reports, and documentation. Everything runs locally on your device — no files are ever uploaded to any server.

How do I use Image Annotator?

Open the Image Annotator page, add your file or enter your data, adjust any settings, then click the action button. Your result is ready instantly — no sign-up or installation required.

Are my files private?

Yes — all processing happens entirely in your browser using JavaScript. Your files and data never leave your device and are never uploaded to any server. We cannot see your files even if we wanted to.

Does this work offline?

Once the page has loaded, Image Annotator works without an internet connection. You can install it as a PWA to your home screen for instant offline access.

Is there a file size limit?

There is no server-side limit because everything runs locally in your browser. The practical limit is your device's available memory. Most modern devices handle files up to several hundred MB without issue.

Why is this free?

TitanFile is ad-supported and passion-driven. We believe powerful tools should be accessible to everyone. Image Annotator — like every tool on TitanFile — will always be free with no paywalls, watermarks, or hidden fees.