Skip to content Skip to sidebar Skip to footer

Widget HTML #1

The Ultimate Input System with Rebinding in Unity

In the realm of game development, creating a seamless and customizable input system is paramount to providing players with a satisfying and immersive experience. Unity, one of the most popular game development engines, offers a versatile input system that can be enhanced further with the implementation of key features like rebinding. In this article, we will delve into the concept of the ultimate input system in Unity, exploring the importance of customization through rebinding and providing a step-by-step guide to implementing it in your game.

Learn More

The Significance of a Robust Input System

A robust input system is the backbone of player interaction in any game. Whether it's navigating menus, controlling characters, or executing complex actions, the input system plays a crucial role in translating player intentions into in-game actions. Therefore, a well-designed input system should be intuitive, responsive, and, most importantly, adaptable to various player preferences.

Unity's Default Input System

Unity traditionally employed the Input class for handling user input, providing developers with a simple yet limited interface. While sufficient for basic scenarios, this system lacked certain features necessary for modern game development, such as the ability to easily rebind keys or support multiple input devices.

Recognizing these limitations, Unity introduced the Input System package, a powerful and flexible solution designed to address the shortcomings of the legacy system. The new Input System is built from the ground up to be more extensible, customizable, and capable of handling a wide array of input devices, including keyboards, mice, gamepads, and more.

Understanding Rebinding

Rebinding refers to the ability to customize key mappings within a game. This feature empowers players to tailor the controls to suit their preferences, ensuring a more inclusive and enjoyable gaming experience. Implementing a rebindable input system not only caters to players with unique control preferences but also enhances the accessibility of your game, making it more appealing to a broader audience.

Step-by-Step Implementation of a Rebindable Input System

Let's walk through the process of implementing a rebindable input system in Unity using the Input System package:

Install the Input System Package:

Start by installing the Input System package through the Unity Package Manager. Open the Package Manager window, select "All Packages," and find "Input System" in the list. Click "Install" to add it to your project.

Set Up Input Actions:

Define your input actions using the Input System's Input Actions asset. This asset allows you to organize and manage all your game's input in a centralized manner.

Create Control Schemes:

Implement control schemes that represent different sets of input mappings. For example, you might have a default scheme for keyboard and mouse and another for gamepad.

Implement UI for Rebinding:

Create a user interface (UI) to allow players to customize their key bindings. This UI should display the current mappings and provide options for users to change them.

Handle Input Rebinding:

Write scripts to handle the actual rebinding process. Unity's Input System provides methods for dynamically changing key bindings at runtime.

Save and Load Custom Bindings:

Implement a system to save and load custom key bindings. This ensures that players don't have to reconfigure their controls each time they launch the game.

Test and Iterate:

Thoroughly test your rebindable input system in various scenarios. Iterate on the design based on user feedback and ensure that the system is robust and user-friendly.

Benefits of a Rebindable Input System

Implementing a rebindable input system in Unity offers several benefits to both developers and players:

Increased Accessibility:

Customizable controls make games more accessible to players with diverse needs and preferences.

Enhanced Player Experience:

Allowing players to tailor their controls leads to a more enjoyable and immersive gaming experience.

Competitive Advantage:

Games that prioritize customization, including rebindable controls, can gain a competitive edge by attracting a broader audience.

Adaptability to Different Platforms:

A flexible input system is crucial for adapting games to various platforms, each with its unique control methods.


In conclusion, the ultimate input system in Unity is a combination of the powerful Input System package and the implementation of key features such as rebinding. By prioritizing customization and accessibility, developers can create games that cater to a diverse audience while providing a more engaging and enjoyable experience. As the gaming landscape continues to evolve, the importance of a robust input system with rebindable controls cannot be overstated, making it a fundamental aspect of modern game development.

View -- > The Ultimate Input System with Rebinding in Unity