The built-in multiplication trainer is engaging with a point accumulation system, providing additional motivation for learning. A convenient and simple interface without unnecessary buttons and images does not distract from the main thing - learning. The application works on a smartphone even without the internet and Wi-Fi networks, allowing to study in offline mode while traveling, on weekend or on an overseas tourist trip. The application has no purchases, preventing accidental spending of money. The multiplication table for smartphones allows teaching a schoolchild multiplication.