FirmaPDF

Sign your PDF files anywhere and securely monetize with Mellowtel.

FirmaPDF is the simplest, fastest, and most secure way to sign your PDF documents directly from your browser tab. No need to download, print, or upload files to untrusted third-party websites. Whether you are viewing an invoice, a contract, or a bank statement, you can place your signature in seconds. Key Features: - Direct PDF Tab Signing: Works instantly, even on dynamic invoice blobs (like Jazztel, Orange, utility bills, etc.). - Multi-Signature Mode: Place as many signatures as you need on any page of the document. - Flexible Signature Creation: Draw your signature using your mouse or touchscreen, or type your name using beautiful, realistic handwritten fonts. - Precision Controls: Drag and resize your signatures to make them fit perfectly on the page. - 100% Client-Side Security: Your PDFs never leave your computer. All rendering, signature placing, and saving are performed entirely within your browser for absolute privacy. - Support Free Software: Activate our "Full Mode (Free)" powered by Mellowtel to enjoy unlimited usage. By safely sharing a small fraction of your unused internet bandwidth, you help us keep the extension free for everyone. You can easily opt-out at any time. How it works: 1. Open any PDF document in a browser tab. 2. Click the FirmaPDF extension icon. 3. Click "Sign PDF from this tab" (or upload a local file manually). 4. Click anywhere on the page to place your signature. 5. Draw or type your signature, adjust its size, and click "Download Signed PDF". Simplify your signing process today with FirmaPDF!