What app offers the best free PDF books?
For reading pdf ebooks on android, adobe acrobat reader is one of the most popular options. Other aspect ratios in addition to 18:9 are supported by the app. Editing pdf files, making notes, completing forms, and signing documents are all possible. Additionally, it offers some support for cloud storage. You can open, view, sign, print, annotate, search, and share pdf files using acrobat reader, a free standalone application. There are two paid products in the acrobat family: acrobat pro and acrobat standard.