Pulkitsoft's Digital Signer software enables digital signing of PDF documents via USB token, PFX files, X.509 digital certificates and hardware devices. The software boasts an interactive user interface and impressive speed.

The Digital Signature software offers advanced protection and can prevent documents from being tampered with. It also offers the ability to make personal, official, invoice, bills, tax forms, business contracts, legal, and any other document tamper-proof. It protects users from PDF file editing, tampering, and fraud, ensuring that documents become permanently uneditable with high-grade security.
Digital Signer has a range of features that users can benefit from, including expert mode, which allows for bulk import password against each PDF file. Additionally, it offers the ability to import Microsoft Excel files, CSV files, and text files (using any file delimiter). Users can sign using the auto-signing feature, which inserts signatures without user intervention, setting their timer interval. Digital Signer also offers an improved dark mode, modern easy-to-use UI, and a fresh and user-friendly UI.
Users can access resources such as the new help section, support section, easy video tutorials, easy web tutorials, sample test PDF files, and sign via USB card or pfx file. It also supports encrypted input PDF files and decrypted output PDF files with secure, trusted timestamping.
Digital Signer offers a range of features, including invisible signature, time stamping on the signature, SH1 algorithm support, batch mode (to work on the folder), check signature validate signature, user-friendly design, fully Adobe compatibility, allow for multiple signature, various signing methods, and free version updates. Overall, if you want to sign your PDF documents digitally and make them tamper-proof, Digital Signer is the software to choose.
Version 17.5.0:
- Timestamping support for hardware devices.
- PAdES signature levels.
- Minor bug fixing.
Version 16.5.0:
- Minor bug fixes
- Minor UI changes
- Multiple signatures now default
Version 15.5.3:
-Unlimited Signing Templates
-PDF Operations
-Extract Pages
-Merge File
-Delete Pages
-Insert Page
-Customized Signing Date
-Certify Signature
-Customized Signing Location
-Sign All Pages
-Sign Odd Pages
-Sign Even Pages
-Sign First Page
-Sign Last Pages
-Change Signature Direction
Version 14.0.2: - Send Email using Import Excel, CSV, Text File
Version 13.0.2:
- Expert Mode (Bulk Import Password Against Each Pdf)
- Import Excel, CSV, Text File
- Auto Signing (Without User Intervention)
- Set Own Timer Interval
- Improved Dark Mode
- Modern Easy To Use User-friendly UI
- Fesh And New Help Section
- Easy Web and Video Tutorials
- Sample Test Pdf
Version 12.1.2:
- Predefine Signature/Certificate and PIN / Password
- New notification window
- Detect signature errors
- Save last used settings
- Add enhanced security
- New Progress bar
Version 12.0.2:
- Predefine Signature/Certificate and PIN/Password
- New Color Scheme, Dark mode
- Save last used settings
- Add enhanced security
Version 11.9.6:
- Color Scheme
- Save last used settings
- All-new fresh interactive user interface
- Input Custome Signature Text
- Add Custome Signature Image
- LTV Enabled
- Secure, Trusted Timestamps for Long-term Signatures
- Free Timestamping server
Version 11.9.4:
- Color Scheme
- Save last used settings
- All-new fresh interactive user interface
- Input Custome Signature Text
- Add Custome Signature Image
- LTV Enabled
- Secure, Trusted Timestamps for Long-term Signatures
- Free Timestamping server
Version 11.8.6:
- Color Scheme
- Save last used settings
- All-new fresh interactive user interface
- Input Custome Signature Text
- Add Custome Signature Image
- LTV Enabled
- Secure, Trusted Timestamps for Long-term Signatures
- Free Timestamping server