The application «Useful Knots 3d» is a reference book that describes the nodes used in mountaineering, tourism, seafaring or fishing, as well as in everyday life. You don’t have to try to keep all the necessary knots in your head anymore. We have assembled over a hundred critical nodes in one application that will help you to easily master the new nodes and refresh the memories that you already know.
The application has convenient navigation, the nodes are divided into species and types.

Knots kinds:
- Camping
- Seafaring
- Miscellaneous
- Climbing
- Fire + Rescue
- Fishing
- First Aid
- Scouting
- Decorative

Knots types:
- Hitches
- Loops
- Stopper`s
- Bends
- Special
- Binding

With this app, they’ll be at your fingertips, wherever you are - on a lake with a fishing pole, on a climbing expedition, or at home with your daily chores. Animated step-by-step 3D instructions will not confuse you, and a convenient and understandable classification will make it easy to find the right node. The properties of the nodes are described in detail. The strength of each node is evaluated. For each node the ABOK number is given alternative names and the type of node is specified. The application can work without the Internet, all nodes are loaded when installing. The application is searching for nodes by name.

Here are several reasons to install "Useful Knots 3d" application on your device:
- maximum number of nodes used;
- the application can operate without an Internet connection;
- user-friendly interface;
- the nodes are clearly arranged by kind and type;
- each node has an excellent and understandable description;
- it is updated, refined and increased at all times;

Take care of your nerves and your good mood, they’ll come in handy!