PDF guides
How to get things done with PDFs, and what to watch out for — particularly around what happens to a document once you upload it somewhere.
- How-toHow to merge PDF files without uploading themCombine PDFs without sending them to a server. Why the upload step is the risky part, and how to join documents entirely on your own computer instead.5 min read
- PrivacyIs it safe to upload PDFs to online converters?What actually happens to your document when you upload it to a free PDF site, what the privacy policies really commit to, and how to tell which tools never upload at all.6 min read
- How-toHow to compress a PDF under 100KBGovernment portals and job applications often cap uploads at 100KB or 1MB. Here's what actually makes a PDF large, and how to get under a limit without ruining it.6 min read
- How-toHow to password protect a PDF for freeAdd AES-256 encryption to a PDF without software or an account. What password protection does and doesn't prevent, and how to choose a password worth using.5 min read