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Free Online PDF App to Convert & Edit

A free online PDF app to convert files to and from PDF, merge, compress, and edit documents, with no upload.

  • 61+ PDF Tools
  • 0 Bytes Uploaded
  • 100% Free
  • No Quota or Watermarks

Get Started in Three Steps

1

Choose a Tool & File

A PDF, image, or Office document.

2

Adjust & Review

Check the preview and pick your settings.

3

Download the Result

Processed on your device, ready to save.

Why Choose UbahPDF

Free, No Watermarks

Free tools with no quotas, subscriptions, or watermarks.

Instant Access

Start right away with no account sign-up or email needed.

Private Processing

Documents are processed on your device and never uploaded.

Works Across Devices

Runs in the browser on your phone, tablet, or computer.

Install as an app

Open it from your home screen, even offline.

Common Questions

Yes. Every tool is free with no hidden limits or account, and your files get no watermark.

Files are processed in your device's browser and never sent to a server. Results save straight to your downloads folder.

Yes, for tools saved after you use them online. Install UbahPDF as a web app to open it from your home screen.

200 MB on phones and 500 MB on computers, or 32 and 64 MB for Office tools. Up to 500 pages, except Split PDF.

Merge, split, and rotate tools don't change page content. Compressing or converting can change resolution or layout, so check the result.

Modern browsers on computers, laptops, tablets, and Android or iOS phones, with no app store download. Office converters need more memory.

Questions about a specific tool are answered on that tool's page.