12min: Book Summaries & Ideas
12min
Summary Z: Book Summaries
Bookvitals
StoryShots: Book Summaries
Parsida AB
getAbstract: Book Summaries
getabstract
Instaread: Book Summaries
Instaread, Inc.
QuickRead - Book Summaries
QuickRead.com
Blinkist: Book Summaries Daily
Blinks Labs GmbH
書籍の概要:フィクションとノンフィクション
AARK APPS
ブックサマリーアプリ
Rstream Labs
Headway: 15-Min Book Summaries
Books Made Easy Corp