そろばんアプリ 珠算、暗算、読み上げ、フラッシュ、九九、算盤

そろばんアプリ 珠算、暗算、読み上げ、フラッシュ、九九、算盤 is an education app by SmartApp.inc with 10,000+ downloads (about 29K estimated). +63 installs in the last 7 days. Released Dec 4, 2019. Install growth, rank history, SDKs and ad networks.

From the store listing: “■ Introduction With this app, you can easily enjoy the mental arithmetic ability test, mental arithmetic, reading aloud calculation, flash mental arithmetic, and multiplication table check. Since we have an abacus, you can actually calculate it, or you can calculate using the actual abacus and answer using the app's…”