Add password protection to PDF files online. Secure your documents with user and owner passwords and download the protected PDF instantly.
Add password protection while keeping processing entirely local.
Drop a PDF here or click to browse
Your file stays in your browser.
Choose a preset for quick results, then fine-tune format and scale if needed.
Add a password to your PDF online and download a protected copy instantly. Everything runs in your browser for privacy.
All processing happens locally in your browser. Your data never leaves your computer, ensuring complete privacy and security.
Compare two texts and find differences with side-by-side and unified views. Highlight changes at word or character level with clean, intuitive interface.
Calculate Linux file permissions (rwx) in both octal (755) and symbolic (-rwxr-xr-x) formats visually.
Track time across multiple cities and timezones simultaneously. Features real-time updates, DST support, day/night indicators, and time comparison table.