All of these knots that does not exist uniformly They differ in terms of size, shape, consistency. These differences must be taken into account and dealt with seriously."Tie" application allows you to choose among 13 different knot In case the strong relations advises simple knots such as four in the hand or the classic knot In the case of public relations was thee largest knots such as Pratt or Eagles. Each knot having the character distinguishes it. Prince Albert knot distinguishes elegance. Kelvin knot intended to abandon caution. Eldridge knot and Trinity are the future ties. Each knot serves her master differently. Tried through this app learn all the knots, and share this experience with your friends. Thank you.