あんざんげーむ - フラッシュ暗算で脳トレしよう

This app is a flash mental arithmetic game.

Flash mental arithmetic is a training method for mentally calculating numbers that are displayed instantly. Random numbers are displayed one after another on the screen, and you look at them and perform calculations. It is especially famous for abacus training, but nowadays it can be enjoyed like a game using digital devices.

The biggest strength of this app is that users can change settings in detail. For example, the display interval can be set from 0.5 seconds to 3 seconds, and the number of times the message is displayed can be set from 2 to 50 times. In addition, it supports up to 9 digits and also supports calculations including negative numbers. This allows you to train at your level, from beginners to advanced.

This flash mental arithmetic game is easy to operate even for small children because all characters in the app are displayed in hiragana. It is also perfect for adults who feel that their calculation skills have declined recently. By playing repeatedly, you can effectively train your memory, concentration, and calculation skills.

Why not try out the world of flash mental arithmetic using this app?