Ball machines are devices designed to automate the feeding and launching of balls for various sports, such as tennis, basketball, and soccer. They can be adjusted to control the speed, angle, and frequency of the balls, allowing players to practice their skills without needing a partner. These machines are often used in training sessions to improve accuracy, reaction time, and overall performance. Many ball machines are portable and can be used on different surfaces, making them versatile tools for athletes of all levels. Some advanced models even come with programmable settings, enabling users to simulate specific game scenarios. Popular brands include Lobster Sports and Spinshot.