PDF Expert is uniquely fast, reliable and easy to use. We packed powerful features into a well-designed and intuitive interface. Effortlessly breeze through any task.
Rulebook.io is an alternative to Googling "[insert game name] rules pdf"... it's a lightweight, easy-to-use board-game rules viewer. It's also open-source! Both the website code (https://github.com/camden/rulebook-source) and the rulebooks themselves (https://github.com/camden/rulebooks) are publicly editable.
PDFChef by Movavi is an easy and reliable PDF editor and viewer: create PDF, edit PDF text, rotate, rearrange, and extract PDF pages, import images, convert files, and more. Work with PDFs on Windows or Mac using a desktop app, online service, or mobile app.