The top 20 popular Paid Books & Reference Apps for Android in Japan
Google Play has 60,098 Books & Reference apps, the 14th largest app category. 10,608 of them have at least 50,000 installs. 3% are paid, and the average rating is 4.4. Ranked by popularity in Japan. Together these 19 apps got 7.9K installs in the last 30 days. Moon+ Reader Pro got the most installs in the last 30 days: 7.7K. Install counts come from Google Play.
Last updated on 2026-10-28.
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App
Installs, 30 days
vs 30 days before
Last 12 weeks
Total installs
On Play
