I do like the lifetime license that UPDF offers. It was also easy to set up.

UPDF is a great help for me as an architect in reviewing plans and making notes. I love how I can organize PDF files, take notes, draw directly on them, and transfer photos to PDF. It's really convenient for combining files and sending them via the cloud from different devices. I appreciate the simplicity and ease of moving files around, and it's incredibly easy to set up and use right from the first moment. Plus, it's affordable compared to other software while doing the same work.

Easy to use, ample panel of features, speed of action