【overview】
It is an application that challenges the limits of dynamic visual acuity and memory. By playing repeatedly, you can also train your dynamic visual acuity and memory.

It is a game to memorize and input the numbers displayed on the screen only for a moment. As you continue to answer correctly, the time displayed will decrease little by little. The game continues until you make a mistake.
Test your limits or use it to train your dynamic vision and memory.

We have prepared several difficulty levels, so please play with the difficulty level that suits you. We recommend that you start with the easy ones first.

You can post the results to various SNS by pressing the Share button on the result screen. Please share if you get good results. The app permissions require access to storage, but I'm using it to take screenshots for posting.

You can see the number of correct answers every day in a graph, so you can see how much you have improved.

【function】
There are 5 levels: Beginner, Elementary, Intermediate, Advanced and Advanced. Three numbers are displayed in the introductory. After that, it will increase by 1, and it will be 7 in special class.

・Tutorial function. We have tutorials for beginners. You can learn how to play while actually experiencing.
・You can see the record of each game.
・Changes in the number of clears for each difficulty level for 31 days are displayed in a graph.

[Operation instructions]
Enter a number using the numeric buttons on the lower left. If you want to erase one character, press Back. After entering, click OK to proceed.

【price】
You can play all for free.