Ultimate Boxing Round One is a 3D first person boxing simulator available for Android devices. The game offers a realistic boxing experience with a live magnetic atmosphere. The game is a tactical boxing game that offers fast and fun gameplay. The game is free to play and is developed by urbanvlegend.com.

The game starts with you as a rookie and gives you the opportunity to climb the ladder of success all the way to the top. As you progress, you can increase your boxer's attributes with the training simulation for sparring or adding stamina, strength, and dexterity to improve your boxer's skills. The game offers a user-friendly interface with easy-to-use buttons to fight your opponent. You can evade punches, block attacks, left jab, and then right uppercut, and perform haymakers to knock down your opponent. The game also offers a real-time boxing experience where you can fight and earn money to upgrade your boxer.

Overall, Ultimate Boxing Round One is an enjoyable game for those who love boxing. The game is easy to play and offers a realistic experience of what it's like to become a professional boxer.