NumberPlace1000！～FREE

挑战一切千元级别的大脑训练“数位”的游戏！

Are you on the way to your office or school? Time to play “NumberPlace”!

We’ve prepared four full-scale difficulty levels: Easy, Usual, Hard and Insane.

▼So, what the “NumberPlace” is?▼

It is a puzzle game, which contains a 9x9 grid with lines and rows of square fields also formed into 3×3 blocks.

All fields are needed to be filled with numbers from 1 to 9 so that the numbers will never duplicate in rows, lines and 3x3 blocks.

The rules are following:

① Fill into the blank fields numbers from 1 to 9.

② Each number can only appear once in a row or column.

③ 3×3 Block surrounded with a thick line may contain numbers from 1 to 9 only once with no duplication.

▼Useful features▼

・Save

・Notes

・Number duplication check

・Sound effects

・Music ON/OFF

※Problem of this application is the same content as the paid version