LocalPDF Studio is a free, open-source, privacy-first PDF toolkit built to work 100% offline — no document uploads, no cloud required. Whether you’re merging PDFs, splitting large files, extracting images, adding watermarks, or locking/unlocking documents, this tool gives you full control — without compromising your privacy. Stop uploading your PDF files to random websites that may use or sell your sensitive documents, install LocalPDF Studio right now.
- 100% Offline & Private: Your documents stay local. Nothing is uploaded. - Free & Open Source (AGPL-3.0): no cost, no lock-in. - Cross-Platform: One tool for all your devices: Windows, Linux, macOS. - Lightweight: Fast startup, modern backend, minimal system stress.