Stirling-PDF
Stirling-PDF is a locally hosted, web-based PDF manipulation tool designed to process PDF files without sending data to third-party cloud servers. Powered by Java and Spring Boot, it allows users to merge, split, convert, reorder, compress, and sign documents directly in a web browser interface.
github.com · Official website
- ✓ Official source (winget)
- ✓ SHA256 taken from the official repository
- ✓ Last checked: Nov. 4, 2026
- This is not a virus scan. Check on VirusTotal
- Version
- 3.2.2
- Release date
- Oct. 24, 2026
- License
- MIT
- Installer type
- wix
How do I use this?
Type Terminal in the Start menu and open it, paste the command (Ctrl+V or right-click) and press Enter. It uses winget, Windows' own package manager, to install the program from its official source.
winget install --id StirlingTools.StirlingPDF -eSHA256 (file verification)
268f9e2301be1fae5168b538b9e2919d372ebb29ec607c463b74d0aaba564f70We couldn't find a macOS version of Stirling-PDF in the official repositories; check the publisher's website.
You can try these instead:
We couldn't find a Linux version of Stirling-PDF in the official repositories; check the publisher's website.
We couldn't find a Android version of Stirling-PDF in the official repositories; check the publisher's website.
Stirling-PDF 3.2.2: what's new?
- Added Fit to width and Fit to page buttons to the viewer, and fixed rendering issues for non-embedded fonts.
- Added Arrow and Polyline tools for PDF annotations.
- Added a QR code stamp type.
- Expanded Turkish language translations.
Summarized from the publisher's release notes.
Highlights
- Merge, split, rotate, and reorder PDF pages
- Convert files between PDF and images, Office documents, or HTML formats
- Compress PDF files to reduce file size while preserving quality
- Add passwords, watermark images, redact text, and digitally sign documents
Who is it for?
Stirling-PDF is designed for privacy-conscious professionals, students, and system administrators who need to edit, convert, and organize PDF documents on local infrastructure.
Good to know before installing
- Runs as a web application locally, requiring a web browser interface rather than a traditional desktop UI.
- Advanced OCR features may require additional setup or system resources depending on environment configuration.
How to install
Windows
- Click the official download button on this page to get the installer package.
- Alternatively, open Command Prompt and execute: winget install --id StirlingTools.StirlingPDF -e
- Follow the on-screen prompts to complete the local installation.
- Open your browser to access the local Stirling-PDF web interface.
Alternatives
- PDF24 Creator
- PDFsam Basic
- LibreOffice Draw
Frequently asked questions
Does Stirling-PDF process my documents on an external server?
No, all operations run locally on your machine or private server to ensure privacy.
Is Stirling-PDF free for commercial use?
Yes, it is open-source software released under the MIT license and completely free to use.
How do I access Stirling-PDF after installation?
You access its feature-rich editing options through a local browser window.