App Detail » Crunch it! Your bettermarks math coach.

What's New

English localization

App Description

Mental arithmetic on the iPhone.

Bring your mental arithmetic skill to the next level. “Crunch it!” makes it possible: everywhere and anytime.
3,2,1, GO!

How much is 6 x 6?
How much is 7 x 8?
How much is 4 x 9?

Can you solve 25 problems in a minute? Prove it! Master “Crunch it!” and get your first trophy for sure!

Become faster and even better in all the four basic arithmetic operations:

• Addition
• Subtraction
• Multiplication
• Division

Choose between three levels of difficulty and become more and more perfect in mental arithmetic. “Crunch it!” remembers your most common errors and trains especially your greatest weaknesses. Detailed statistics show your progress as you train your skills. You can see exactly, how you perform and in which problems you are frequently making mistakes. Have a look at your weaknesses! “Crunch it!” will test you. Again and again!

• Become fast and sure in mental arithmetic (in all 4 basic arithmetic operations)
• Automatic analysis of your weaknesses
• Detailed statistics showing your personal progress and most frequent errors
• Specific training of common errors
• Different user profiles for friends and members of the family
• Hidden bonus game (unlockable by collecting all trophies)

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TIP: Use the left wheel for the tens and the right wheel for the ones.
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App Changes

• June 24, 2011 New version 3.0
• December 04, 2013 Price decrease: $2.99 -> $0.99
• July 22, 2014 Price increase: $0.99 -> $1.99