Unverified50% confidenceFactExact time
Book summary apps typically adopt an annual subscription model, with prices usually ranging from $60 to $120.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
8/10/2026
First Seen
Valid until: 11/8/2026
Sources
读书App是智商税吗？Blinkist、Shortform深度对比
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