Looking for the best PDF annotation app for Windows, Mac, or iPad? Here are 10 options for you, reviewed in detail!

A high school student found a way to run the classic PC game Doom from within a PDF file by leveraging the format's support for JavaScript and the Chromium browser engine.

We list the best PDF to Excel converters, to make it simple and easy to convert .pdf files into .xlsx files for Microsoft Excel. When looking for the best PDF to Excel converter, many seek tools ...

There is a race to see who can bend the PDF file format to do the most impressive thing. Considering the more-than-30-year-old shooter, Doom, has been ported to many unexpected places, it was ...

We list the best PDF to AutoCAD converters, to make it simple and easy to import digital designs into 3D design software. Equipped with the best laptops for AutoCAD, our team of expert reviewers ...

Sejda is a free online tool to add a watermark to PDF files. Its free version lets you upload a PDF file with up to 200 pages or 50 MB in size. Also, you can perform up to 3 tasks per hour.

Another website that lets you crop PDF pages online is Sejda. You can use it to crop, compress, merge, delete, edit, and perform some more actions on PDFs. Here are the main steps to crop PDF ...