Excellent for basic PDF editing and conversion.

A comprehensive, free toolbox for all PDF needs. Inkscape: Great for high-detail graphical PDF editing. 3. Web-Based Tools No installation required: iLovePDF / SmallPDF: Fast conversion for most file types. Photopea: Useful if you need to edit PDF layers visually.

If you’re looking for a specific feature—like or batch conversion —let me know! I can point you toward the best free tool that handles that specific task safely.