Audify - Notification Reader
1,000,000
Moon+ Reader Pro
1,000,000
Lithium: EPUB Reader
5,000,000
@Voice Aloud Reader (TTS)
10,000,000
eReader Prestigio: Book Reader
10,000,000
Moon+ Reader
10,000,000
AlReader -any text book reader
5,000,000
Astonishing Comic Reader
1,000,000
Media365 - eBooks
10,000,000