Orbital PDF Studio
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FREE PDF TOOLS · PRIVATE BY DESIGN

Your PDF workflow,
your way.

Merge, split, annotate, watermark, convert, and fine-tune every export with controls that match the job. Everything runs in your browser.

✓ Files stay on your device✓ No account needed✓ Clear export settings
One studio · nine workflows

Pick the job. Tune the details.

Each tool reveals settings built for that task, not a one-size-fits-all menu.

Your local workspace

Merge PDFs

Add files, adjust the controls, then export a fresh PDF.

🔒 Browser-based processing

Files & settings

Files are processed in this browser tab.

⇧
Drop your PDFs hereor choose files from your device
PDF queue0 files
Add one or more files to begin.

Fine-tune your export

Options change with the selected tool.

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Merge PDFs

COMBINE FILES

Merge documents in the sequence shown.

Your original files are never changed.

Ready when you are — files stay on your device.
Make it feel like yours

Personalize the workspace

Set your preferred contrast and accent for the tools on this device.

Appearance
Accent color
🔐 Private by design

PDF files and exports stay in the browser. The app has no PDF upload backend.

🎛️ Task-specific settings

Page ranges, paper sizing, text styling, image layout, and output options where they matter.

📱 Built for phones too

Touch-friendly controls and responsive panels for laptops, tablets, and mobile browsers.