Annotate Screenshots in 10 Seconds

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annotatefast.app/editor

1. Upload

Drag & drop or paste your screenshot

2. Annotate

Add arrows, text, and shapes

3. Export

Download or share instantly

Drop your screenshot here

or press Ctrl+V to paste

Watch the animation cycle through all 3 steps: Upload → Annotate → Export

Powerful Features, Simple Interface

Everything you need to create professional screenshot annotations

Instant Upload

Drag & drop, paste from clipboard (Ctrl+V), import from URL, or use the file picker. Multiple ways to load images instantly.

Powerful Annotation Tools

Arrows, shapes, text, highlights, and more. Customize colors, sizes, and styles.

Export & Share

Download as PNG/JPG, copy to clipboard, or generate shareable links instantly.

Keyboard Shortcuts

Work faster with keyboard shortcuts. Ctrl+Z to undo, Delete to remove, and more.

Zero Friction

No signup, no download, no installation. Start annotating immediately in your browser.

Works Everywhere

Responsive design that works on desktop, tablet, and mobile devices.

Built for Your Workflow

Trusted by developers, designers, and teams worldwide

Bug Reports

Add arrows, highlights, and annotations to screenshots. Help developers understand issues faster with visual context and clear markup, and pair captures with CleanMarks to remove sensitive information before sharing.

Design Feedback

Annotate mockups and designs with clear, actionable feedback. Share with clients and team members to streamline the review process, and lean on FontFinder AI when typography comparisons are part of the conversation.

Documentation

Create step-by-step tutorials and guides with numbered markers. Make documentation visual and easy to follow with annotated screenshots, then structure supporting checklists inside TableForge for consistent formatting.

Customer Support

Help customers troubleshoot issues with annotated screenshots. Highlight important areas and provide clear visual instructions, then polish the written explanation with TextCheck before you hit send.

Learn More

Learn to Annotate Like a Pro

Master annotation tools with our comprehensive guides and shortcuts

Tool Examples & Tutorials

Learn when and how to use each annotation tool with real-world examples

11 Tools4 WorkflowsPro Tips

Explore examples

Keyboard Shortcuts

Speed up your workflow with keyboard shortcuts for every tool and action

All ToolsActionsView & Edit

View shortcuts

Frequently Asked Questions

Everything you need to know about AnnotateFast

Is AnnotateFast really free?

Yes! AnnotateFast is completely free to use. No credit card required, no signup needed. All features are available to everyone.

Do I need to create an account?

No! AnnotateFast works without any signup. All your annotations are saved locally in your browser using IndexedDB. Your data never leaves your device unless you choose to share it.

How do I get started?

Simply take a screenshot (Win+Shift+S on Windows, Cmd+Shift+4 on Mac), then press Ctrl+V (or Cmd+V) on the editor page to paste it. You can also drag and drop images or use the file picker.

Can I share my annotated screenshots?

Yes! You can download as PNG/JPG, copy to clipboard, or generate shareable links. Shareable links never expire and contain your full annotation data embedded in the URL. No server hosting required!

What annotation tools are available?

We offer 11 annotation tools: arrows, rectangles, circles, text, callouts, highlights, freehand pen, numbered markers, lines, blur, and stamps. All tools support color customization, opacity, and stroke width adjustments. Use keyboard shortcuts (V, A, R, C, T, etc.) for quick access.

Is my data private?

Absolutely! Your screenshots and annotations are stored locally in your browser. Nothing is sent to our servers unless you explicitly choose to create a shareable link. We respect your privacy.

What browsers are supported?

AnnotateFast works on all modern browsers including Chrome, Firefox, Safari, and Edge. We recommend using the latest version for the best experience.

Does my work auto-save?

Yes! Your work is automatically saved to your browser's local storage as you edit. If you close the tab or browser, you'll be prompted to restore your work when you return. You can also manually save annotations to your History library for later access.

What file formats are supported?

You can import PNG, JPG, JPEG, and WebP images up to 10MB in size. For export, you can download your annotated screenshots as PNG or JPG format, or copy them directly to your clipboard for quick pasting.

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