I Stopped Using Online PDF Tools for Confidential Files — So I Built My Own

If you’ve ever uploaded a confidential PDF to an online tool, you’ve probably had this thought: “Where is my file actually going?” Most of us use tools like Smallpdf or ILovePDF without thinking twice. They’re convenient, fast, and free. But there’s a trade-off. Your files are being uploaded to someone else’s server. And if you're dealing with: client documents invoices contracts personal files that’s not always a risk worth taking. The Problem I found myself frequently needing to: compress PDFs merge multiple files split documents convert between PDF and DOCX And every time, I had to upload files online. That didn’t feel right — especially for sensitive documents. The Idea So I decided to build a simple solution: A set of Python scripts that can handle common PDF operations completely offline . No uploads. No APIs. No external services. Everything runs locally. What I Built I created a small toolkit that includes: PDF compression (single + bulk) Merge multiple PDFs Split PDFs into pag