Pet Trainer is an incredible free online game in the runner genre. In this case, we're dealing with fat, clumsy, obese pets. Their owners mindlessly savory cats and do not play sports at all. In an online game, you become a pet trainer, a master of training. The purpose of the free runner is to justify its title. You must bring the cat or dog to the treadmill at every level. Help the animal to go the distance, at the end of which there are scales, and show your result in this online game! The task is to shake the pet’s fat so that it reaches the scales fit and healthy. At the same time, you need to bypass obstacles and collect only healthy food: fish and milk!