PDFsigner digital signature

In-app purchases
1K+
Downloads
Content rating
Everyone
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About this app

Digital Signature
Add a Digital Signature to PDF by p12 etc format file
Add a Digital Signature to the PDF by My Number Card (Japanese ID card)

E-Sign (Scan and add Signature, Stamp)
Scan a signature or stamp as a transparent background
Set signature or stamp color, angle
Make a stamp or signature with a transparent background
Make a Japanese Seal with a transparent background
Add Signature and stamp to PDF
Export as PDF or PNG

Tools
Set PDF DPI, reduce file size
Convert PNG, JPEG, and JPG to PDF file
Combine multiple files into one PDF
Scan to PDF by camera
QR code scan
Zip and unzip (password)

Japanese Government
Make Xml signature
Query files
Query office information
Updated on
Oct 28, 2025

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
No data shared with third parties
Learn more about how developers declare sharing
This app may collect these data types
App activity, App info and performance, and Device or other IDs
Data is encrypted in transit

What’s new

improve performance