とけいのみかた　時計を使った計算ゲームアプリ。

とけいのみかた　時計を使った計算ゲームアプリ。 is an education app by SmartApp.inc with 1,000+ downloads (about 2.2K estimated). Released May 5, 2019. Install growth, rank history, SDKs and ad networks.

From the store listing: “This is an app that allows you to study calculations using a clock. The difficulty level is divided into details, so you can study according to your needs. Furthermore, the questions are not fixed, but are determined by the AI ​​each time, so questions that suit each student's ability will be asked. It also has…”