Can you spot and remember a picture? Are you always struggling to remember where your stuff is? Try Dr Matrix.
If you have a problem to remember number, color or shape, try Dr Number, Dr Color, or Dr Shape.

This is the hardest training application in the Dr series. If you have a poor short term memory, try Dr Number or Dr Color to improve it first.
Dr Shape is designed to train your memory and concentration for shapes. It is especially helpful in improving the short-term memory.

Take a challenge to your short term memory! If Dr Color is too hard to you, try Dr Number.
Dr Color is designed to train your memory and concentration for colors. It is especially helpful in improving the short-term memory.

Dr Number is designed to train your memory and concentration for number. It is especially helpful in improving the short-term memory.
To improve your memory, you need motivation and making memory training as your daily habit (5 to 10 minutes a day). Dr Number only takes a few minutes to play. The training is simple, but [...]