Matsy: Math for Kids is an educational app designed to make learning math and mental arithmetic enjoyable for children. The app offers a variety of games that help kids explore the world of numbers through fun activities like using fruits and vegetables to understand number composition or assembling numeric houses. By engaging in games with images of animals, children can also enhance their logic and problem-solving skills across various arithmetic operations such as addition, subtraction, multiplication, and division.

The app caters to different age groups with games tailored for preschoolers focusing on number composition, while 1st to 4th graders can practice addition, subtraction, multiplication tables, division, and more complex arithmetic tasks. Additionally, Matsy provides advanced mental arithmetic trainers that adapt to individual levels and offer precise adjustments for effective learning.