Recording daily training by GPS tracking and linking with a GPS watch, running a virtual marathon, sharing and comparing your progress with rivals. TATTA will keep your motivation up and be the best buddy of your running life! Online Race: You can find a variety of online races going on. You can join anytime and anywhere. Let's compete against your rivals! Training Rankings: Apply your training ranking toward your next race. You can also record and edit your lifetime race results. Training data: