The Tobii Eye Tracking Software Development Kit (SDK) for Unity contains everything you need for building interactive eye-gaze enabled games and applications using the Unity 3D game engine and the Tobii Interaction Engine.

The package contains:

  • Libraries for Mono, 32-bit and 64-bit.
  • Tobii Eye Tracking Framework for Unity, usable from C# scripts.
  • Documentation: Manual for the Tobii Eye Tracking Framework
  • Documentation: Script Reference for the Tobii Eye Tracking Framework
  • Code samples with C# scripts that demonstrate how eye-gaze interaction can be added to game objects and GUI elements.

The Tobii Eye Tracking SDK for Unity can be used to build standalone games for Windows 10, 8.1, and 7.

Download Tobii Eye Tracking SDK for Unity here

News and updates

  • Tobii Eye Tracking Core Software 2.9.0 released

    Today we are happy to announce that we are releasing a new version of the Tobii Eye Tracking Core Software. Bug fixes Fixed an issue where Auto Lock would kick in even while watching any media on the computer. Feature changes Released a new beta app called Tobii Screen Time. You can find the download […]
    Read more
  • Tobii Eye Tracking Core Software 2.8.0 released

    We are happy to announce that we are now releasing a new version of the Tobii Eye Tracking Core Software. Bug Fixes Fixed an issue with the Power Features for customers using Windows 10 Redstone 2. Fixed an issue where “Please enable tracked monitor” could be shown when returning from sleep or hibernate. Fixed an […]
    Read more
  • Tobii Eye Tracking Core Software 2.7.0 released

    Today we release a new version of the Tobii Eye Tracking Core Software focusing on stability and bug fixes. Notable features and changes in this release are: Updated firmware for IS4. Improved handling of tracker connectivity. Improved functionality and look-and-feel. Stability improvements. The new version is as always available in our download area.
    Read more
  • Tobii Eye Tracking Core Software 2.6.1 released

    We are happy to announce that we are now releasing a new version of the Tobii Eye Tracking Core Software focusing on stability and bug fixes. Notable features and changes in this release are: Updated firmware for IS4. Configuration improvements. Improved handling of tracker connectivity. Improved handling of firmware updates. Improved multi-display handling. Stability improvements. Troubleshooting […]
    Read more
  • Tobii Eye Tracking Core Software 2.5.0 released (with new Interaction Engine)

    We are excited to bring you a new version of our Eye Tracking Core Software introducing support for head tracking in our IS4 trackers! Notable features and changes in this release are: Head tracking Infinite Screen 2.0 with head tracking support Configuration improvements YouTube 360 BETA Multi-tracker management (only one tracker will be active) Updated […]
    Read more
  • Tobii Eye Tracking Core 2.4.1 (with Tobii Interaction Engine 1.15.0)

    Today we announce an updated version of Tobii Eye Tracking including support for our new IS4 peripheral. We recommend all customers to update to the new release. This is especially true for customers with IS4 development kits, since the new firmware included contains numerous improvements. New features: New IS4 firmware 1.10.0. Tobii Software installer is […]
    Read more
  • Tobii EyeX 2.1.1 (with Tobii Interaction Engine 1.9.4)

    We are happy to announce an updated version of Tobii EyeX today. This release is a maintenance release and does not have any API changes in EyeX Interaction Engine. The main feature for the release is the new firmware for Tobii IS4 (for developers/integrators participating in our Early Access Program) with many improvements, along with […]
    Read more
  • EyeX SDK 1.7

    Today we have released EyeX SDK 1.7. The release is a bug fix release for the EyeX SDK for Unity and have no changes for the other SDK versions. Fixed bugs in EyeX SDK for Unity: Eye-gaze point coordinates now work correctly when a game is run in a non-native resolution (with black bars to […]
    Read more
  • Tobii EyeX 2.0.4 (with Tobii Interaction Engine 1.9.0)

    Today we are happy to release a new version of EyeX. There are no API changes but there are several stability improvements for our trackers. We also support our new eye tracker platform (IS4) in this release, several fixes has been made to better support firmware upgrades on the device. The components in the release: Tobii Interaction Engine 1.9.0 […]
    Read more
  • Tobii EyeX 2.0.3 (with EyeX Engine 1.8.20)

    We’re today releasing a updated version of EyeX for you to download. The focus for this release is improvements in stability for the EyeX Controller on Windows 10 and a few bugfixes for the touch pad funcationality in EyeX Interaction. We encourage you to update to this version to get the best experience, especially if you have noticed […]
    Read more
  • Tobii EyeX 2.0 (with EyeX Engine 1.8.0)

    TL;DR: There is a new cool Tobii EyeX 2.0 available for download, with “touch where you look” features in Windows 10. Right Ctrl will no longer click what you are looking at – hook your own keys in your game or app to use with the Activatable and Pannable behaviors. Full article: We are excited […]
    Read more
  • Hotfix: Updated EyeX Installer Bundle 1.5.3 (with EyeX Engine 1.5.4)

    An updated EyeX Installer Bundle 1.5.3 with EyeX Engine 1.5.4 has been released with a hotfix related to the auto-update experience. The updated installer bundle can be found on the Downloads page.
    Read more
  • EyeX Installer Bundle 1.5.3 (with EyeX Engine 1.5.0)

    We’re happy to announce that a new EyeX Installer Bundle is available for download from the Tobii Developer Zone. The bundle includes a new EyeX Engine, version 1.5.0. With this EyeX Engine release, we have better Windows 10 support. Some of you may have tried installing the previous EyeX Engine version on Windows 10. It […]
    Read more
  • New EyeX SDK 1.5 and EyeX Engine 1.4.0 (with semantic changes to User Presence)

    We are pleased to announce the release of a new EyeX SDK 1.5 together with a new EyeX Engine 1.4.0. The new SDK has support for new features from both EyeX Engine 1.3.0 and 1.4.0. EyeX Engine 1.4.0 API features in the SDK: Extended usability of the User Presence state: the user is now detected […]
    Read more
  • Tobii EyeX SDK 1.4 is released, and EyeX Engine 1.3 soon to follow

    We’re happy to announce that a new version of the Tobii EyeX SDK is released today. The new version includes code samples and documentation for the Pannable behavior for Unity and .NET, which means that you can now add gaze panning to your Unity and .NET games/apps with a minimum of effort. The new version […]
    Read more
  • Tobii EyeX SDK 1.3 is released

    Today we are proud to present a new version of the Tobii EyeX SDK with a number of improvements. EyeX SDK for Unity:Fixed data stream coordinate offset in Unity 4.6. Modified EyePosition demo to reduce flickering. Modified Calibration demo so the game regains focus after calibration has been finished. EyeX SDK for .NET:Added support for […]
    Read more
  • EyeX 1.1.0 and EyeX SDK 1.2

    Today we released Tobii EyeX 1.1.0 and the accompanying EyeX SDK 1.2. Update now to get the latest and greatest Tobii Eye Experience! Some new features in EyeX 1.1.0: EyeX Engine API: Launch Configuration Tool. Using this API function a number of configuration tools otherwise available from the Eye Tracker Settings panel are now available […]
    Read more
  • Getting Started With the Tobii EyeTracking SDK for Unity 5

    This guide shows you how to get started with the Tobii EyeTracking SDK for Unity 5. In seven simple steps we will go from a empty Unity project, to having a cube that rotates when you look at it. 1. Create a new Unity project Start by opening up Unity and select to create a […]
    Read more
  • New version: Tobii EyeX SDK for Unity 1.1

    Today we are releasing a number of improvements to the Tobii EyeX SDK for Unity, to make it faster to get started and easier to integrate Tobii EyeX functionality into an existing Unity game. The EyeX Framework is distributed as a .unityPackage file, for easier import into existing games. The most common API functions are encapsulated […]
    Read more
  • New version available: EyeX SDK 0.32

    We’re happy to announce the release of the EyeX SDK 0.32 available for download now! The big news this time is that the client libraries in this SDK package will be compatible with the upcoming EyeX Engine 1.0 release. So if you upgrade now, you will stay clear of compatibility problems for a long time […]
    Read more
  • New version available: Tobii EyeX Engine 0.10.0 and SDK 0.31

    Version 0.10.0 of the Tobii EyeX Engine is now available for download! The new version brings several stability and usability improvements. The eye tracking performance will also be improved thanks to a firmware update (1.0.1) included with the release. Please restart the computer after installing. When upgrading to the new EyeX Engine, developers will also […]
    Read more
  • Tobii EyeX SDK for Unity 0.24

    We are back after the summer vacations and today we are proud to present an updated version of the EyeX SDK for Unity. After listening to feedback from some experienced Unity developers, we have taken a few steps to make the EyeX framework easier to use. The folder structure of the sample project has been […]
    Read more
  • Tobii EyeX SDK for Unity 0.23

    Today we are proud to present an updated version of the Tobii EyeX SDK for Unity. The new version features new demo scenes to demonstrate additional usages of data from the EyeX Engine API. The Eye Position Scene displays a mirror image of left and right eye position in 3D. The Map Navigation Scene demonstrates […]
    Read more
  • Updated EyeX SDKs for C/C++ and Unity (0.22)

    Updated EyeX SDKs for C/C++ and Unity are now available on the Downloads page. EyeX SDK for Unity have improved stability. We have been able to hunt down and kick out some sneaky bugs that could sometimes lead to a crash or hang particularly at shutdown. The code samples in EyeX SDK for C/C++ have […]
    Read more
  • Tobii EyeX SDK for Unity 0.21

    The Tobii EyeX SDK for Unity version 0.21 is an updated package for Tobii EyeX for Windows Developer Preview 0.8.14 or 0.8.16: Client libraries updated with some breaking API changes (see below). All samples are updated with the new client DLLs. Various bug fixes for the Unity samples. EyeX Engine API changes: The AsyncData.Result property has […]
    Read more
  • Tobii EyeX SDK for Unity 0.20

    The Tobii EyeX SDK for Unity version 0.20 is an updated package for Tobii EyeX Engine Developer Preview 0.8.11: Client libraries updated with some breaking API changes (see below). All samples are updated to the new client DLLs. The Unity GazeAware3DScene now demonstrates how to define non-rectangular interactors by using weighted stencil masks. The Unity […]
    Read more
  • Tobii EyeX SDK for Unity version 0.17

    When using the EyeX SDK and trying to debug Unity projects by setting breakpoints in MonoDevelop, this has previously caused Unity to hang. 🙁 In the EyeX SDK for Unity version 0.17 there is a fix for that. 🙂 The problem was quite interesting and we might describe the solution later on. Get the latest […]
    Read more
  • Tobii EyeX SDK for Unity version 0.16

    We have updated the TraceEyeGazeScene so it shows multiple data streams in different colors and so that the user can set different sizes of the visualization point. There is also some experimental code to show fixation data. It does not work so well in the published EyeX Engine version, but will be fixed in coming […]
    Read more
  • First version (0.13.37) of the EyeX SDK for Unity

    Today we are happy to announce the first version of the EyeX SDK for Unity. We expect it to be a useful tool for all of you out there who want to use eye tracking technology to create a whole new level of immersion into your Unity games. If you still haven’t tried Unity but […]
    Read more