Go Knots 3D is a free puzzle game developed by Yasin Yuce for iPhone. The game is set in a vibrant and colorful world where the player is tasked with sorting out colored chains onto poles. The objective is to complete the puzzles by unraveling the knots without getting the chains tangled.

The game offers a simple and intuitive interface that makes it easy to play. There are various levels of difficulty, ranging from easy to hard, and there is an option to skip levels if you get stuck. The game also features a tutorial mode that guides you through the basics of the gameplay.

Overall, Go Knots 3D is an entertaining and challenging game that will keep you engaged for hours. The game is suitable for all ages and is a great way to exercise your brain while having fun.