BookUtilitiesiOS
Ranked in 2 countries:🇯🇵 JP #82
Book
#1
↑ 22Category rank · Bhutan
App Store rating
4.7
97 ratings
Est. revenue
$1K
Per month
Est. downloads
1K
Per month
Screenshots
App details
- Category
- Book
- Developer
- Tatsumi-System Co., Ltd.
- Source
- AppSprint estimates and Apple App Store charts
- Source checked
- October 28, 2026
- Geography
- 2 chart countries
About these estimates
Modeled monthly estimates can differ from developer results because of geography, subscriptions, refunds, and available source data. Use them to compare scale and direction.