Sonatek

Memory Match offers visual learning tools for kids with animals and numbers. Kids aged 1 - 100 will especially enjoy match cards that feature wild ani …

Percents, how do they work? The world may never know, but you can now with Percent Calc. Figure discounts and percentages on the fly with Percent Calc …

Tip Calc allows you to calculate tips and split with friends all in one screen. Also the tip or total can even be rounded or even have the power of ro …