Wattpad - Read & Write Stories
100,000,000
eReader Prestigio: Book Reader
10,000,000
Moon+ Reader
10,000,000
FBReader: Favorite Book Reader
10,000,000
ReadEra – book reader pdf epub
10,000,000
Kobo Books - eBooks Audiobooks
10,000,000
Cantook by Aldiko
10,000,000
Libby, by OverDrive
10,000,000
Amazon Kindle
100,000,000