Do you need a calculator to work out your shopping bill? Would you like to get some practice in doing multiplication in your head? This app, "Multiply Brain", is a trainer to help you do multiplication in your head, which randomly generates sets of 10 questions for each level. There are controls to select specific question sets, move to the next question, and view the current questions and answers and best scores for every level played in the current session.

The levels included are:
• 2 => 10 questions about the multiplication of 2 with numbers between 1 and 10.
• 3 => 10 questions about the multiplication of 3 with numbers between 1 and 10.
• 4 => 10 questions about the multiplication of 4 with numbers between 1 and 10.
• 5 => 10 questions about the multiplication of 5 with numbers between 1 and 10.
• 6 => 10 questions about the multiplication of 6 with numbers between 1 and 10.
• 7 => 10 questions about the multiplication of 7 with numbers between 1 and 10.
• 8 => 10 questions about the multiplication of 8 with numbers between 1 and 10.
• 9 => 10 questions about the multiplication of 9 with numbers between 1 and 10.
• 10 => 10 questions about the multiplication of 10 with numbers between 1 and 10.
• 11 => 10 questions about the multiplication of 11 with numbers between 1 and 10.
• 12 => 10 questions about the multiplication of 12 with numbers between 1 and 10.
• 13 => 10 questions about the multiplication of 13 with numbers between 1 and 10.
• 14 => 10 questions about the multiplication of 14 with numbers between 1 and 10.
• 15 => 10 questions about the multiplication of 15 with numbers between 1 and 10.
• 16 => 10 questions about the multiplication of 16 with numbers between 1 and 10.
• 17 => 10 questions about the multiplication of 17 with numbers between 1 and 10.
• 18 => 10 questions about the multiplication of 18 with numbers between 1 and 10.
• 19 => 10 questions about the multiplication of 19 with numbers between 1 and 10.
• 20 => 10 questions about the multiplication of 20 with numbers between 1 and 10.