PDF Sign

PDF Sign makes it easy to open a PDF, check whether it contains a valid signature, and create a clean exported copy when verification succeeds.
With PDF Sign, you can:
Open PDF files directly from your device
Inspect PDFs for digital signatures
Verify signed PDFs and generate a stamped PDF copy
Convert regular PDFs into JPG or PNG pages
Preview documents with pinch and zoom
Handle password-protected PDFs when needed
Save exports as PDF, JPG, PNG, or ZIP for multi-page image exports
PDF Sign is designed for a simple workflow:
Open your document
Let the app check the file
Tap Verify for signed PDFs
Tap Convert for unsigned PDFs
Save the result in the format you need
Whether you need to confirm a signature or turn a PDF into shareable image pages, PDF Sign keeps the process fast and straightforward.