EBookDroid is not available for iPhone but there are plenty of alternatives with similar functionality. The best iPhone alternative is Foxit Reader. It's not free, so if you're looking for a free alternative, you could try Adobe Acrobat Reader DC or MuPDF. If that doesn't suit you, our users have ranked more than 25 alternatives to EBookDroid and 13 are available for iPhone so hopefully you can find a suitable replacement. Other interesting iPhone alternatives to EBookDroid are Xodo (Freemium), PDF Reader (Freemium), Gaaiho PDF Reader (Free) and Hyphen (Free).
An easy to use ebook reader application that ensures a pleasant reading experience. The reader interface has a fresh feel and smooth transitions that make you read book after book on it. Lektz Reader supports EPUB2, EPUB3 and PDF format ebooks.
UPDF Reader is a free document reader program for opening and viewing unshared PDF and UPDF files created by PDF Unshare product. With UPDF Reader, You can open and view authorized UPDF (.updf) and unshared PDF (.pdf) documents easily on Windows, iOS and Android devices.