Why we never send your PDF to a server
A look at how client-side libraries like pdf-lib and pdf.js make it possible to merge, split and edit PDFs without an upload step — and where that approach still has limits.
Blog
Guides & updates
Practical tips for working with PDFs, plus notes on what we're building next.
Compressing a PDF without wrecking it
Compression is a trade-off, not a free lunch. Here's what actually happens to a scanned PDF when you shrink it, and how to pick a quality level you won't regret.
A faster way to reorder pages before printing
Drag-and-drop thumbnails beat typing page ranges every time. A quick walkthrough of the Reorder Pages tool for anyone prepping a booklet or handout.
What "Repair PDF" can and can't fix
Corrupted cross-reference tables, truncated files, and broken object streams behave very differently. Here's what a structural rebuild can realistically recover.