LiquidText is described as 'Offers a fast, natural way to review, gather, and organize information across all your docs: then apply the results to writing reports or simply studying. Pull out key facts and connect them together' and is a PDF Reader in the office & productivity category. There are more than 10 alternatives to LiquidText for a variety of platforms, including Windows, iPhone, iPad, Mac and Web-based apps. The best LiquidText alternative is Adobe Acrobat DC. It's not free, so if you're looking for a free alternative, you could try MarginNote or Drawboard PDF. Other great apps like LiquidText are PDF Expert, KDAN PDF, Flexcil and PDF4QT.