Description

"accumulator" is a free calc game.
"accumulator" makes you repeat mental calculation multiple times.(5 to 15times)

"accumulator" needs powers of concentration.
"accumulator" needs a good memory.
"accumulator" needs calculating speed.

Train your brain with mental calculation.
Train your brain with "accumulator".

Random numbers will appear one after another.
You add(substract) and remember the numbers one after another.

Higher difficulty setting makes "accumulator" more exciting.
Compete for a high score against players from around the world!

*--- How to Play ---*
A yellow number shows one after another.
You add the numbers one after another.
But each answer will be not displayed.
You have to remember the numbers.

[Example]
Tap "START" to start.
3 is displayed
You tap "3","=" because 0+3=3 then you remember "3"
5 is displayed
You tap "8","=" because 3+5=8 then you remember "8"
2 is displayed
You tap "10","=" because 8+2=10 then you remember "10"
-4 is displayed
You tap "6","=" because 10-4=6 then you remember "6"
This accumulation step repeats 5 to 10 times.
If you mistap, tap "C" to delete your input.

If you success all calculations. "CLEAR" will show.
It means that you have cleared 1 game.
If You clear 10 games in a row. The next stage will begin.
Each game has time limit.
When the time expires,
When you miscalculate,
Collect number(with red color) will appear.
Then you go back to the first game of the stage.

*--- Stage and level ---*
The stage number is greater, the game is more difficult.
- The numbers that you calculate will be larger.
- Repeat times will increase.
- Key-layout may change.


*--- Configuration ---*
You can select sound.(On/Off)
You can select the difficulty.(0 to 10)
The difficulty decides the time of limit.
The difficulty decides the points you earn.

[Example]
Original time limit is 40 seconds.
difficulty 0 : 40 seconds. Your points depends on the time you left.
difficulty 5 : 30 seconds. Bonus point will be added.
difficulty 10 : 20 seconds. More bonus point will be added.

What's New in Version 1.3.0

become slightly more difficult overall
fix an ad. display problem on iPad