Tobii Pro SDK

A comprehensive toolkit that helps researchers and software partners easily build analytical applications for research purposes, supporting all screen-based Tobii eye trackers. It is designed for creating applications that analyze gaze data.

Sdk • tobii pro

Tobii Pro SDK

Build your own applications for analyzing eye-tracking data.

A free software development kit for building your own analytical software based on Tobii Pro eye trackers. Supports Python, MATLAB, C, and .NET on Windows, macOS, and Linux.

Tobii Pro SDK — programowanie eye-trackingu

Free

Free SDK download

Cross-platform

Windows, macOS, Linux

Python / MATLAB

C / .NET / Unity

Complete data

Gaze, pupil, eye images

Tobii Pro SDK — praca z danymi eye-trackingowymi
Sdk capabilities

Full access to Tobii Pro data streams

Tobii Pro SDK lets you collect and analyze eye-tracking data in your own applications. It provides access to advanced data streams — gaze position, pupil, eye images, precise timestamps, and synchronization with external hardware.

Gaze position and gaze origin

Pupil size — left and right eye independently

Eye images stream for selected eye trackers

Precise timestamps and external hardware synchronization

Programming languages

Write code in your favorite language

Tobii Pro SDK provides libraries and language bindings for C, Python, MATLAB, and .NET. It also supports Unity for VR and AR projects. Complete documentation and code samples are available in the Tobii Developer Zone.

Python 3.10 — recommended for scientific data analysis

MATLAB R2023b — tested on Windows and macOS

C (native API) and .NET Framework — for advanced use cases

Unity — for VR, AR, and interactive application projects

Tobii Pro SDK — przykład kodu Python
Tobii Pro SDK — zaawansowane możliwości synchronizacji
Timing and synchronization

Precise timing control and synchronization with external devices

Tobii Pro SDK provides advanced timing management capabilities — precise timestamps for eye-tracking data and the ability to synchronize with external measurement devices.

Advanced timing support — precise control and timestamping of data

Synchronization with EEG, GSR, and other devices via TTL

Integration with Tobii Pro Eye Tracker Manager via call-in functions

Support for Tobii Pro Spectrum, Fusion, and Spark

Applications

What can you use Tobii Pro SDK for?

Custom research software

Build custom applications for collecting and analyzing eye-tracking data tailored to your research.

Experiment automation

Create automated research protocols with full control over the eye tracker via the API.

VR and AR

Integrate eye tracking with Unity applications — for research in virtual environments.

Custom data analysis

Import raw data into your own analysis algorithms in Python, MATLAB, or R.

Integration with existing software

Connect eye tracking to your own research platform or data acquisition software.

Commercial applications

Create eye-tracking-based products and services for clients and partners.

Technical data

Technical specifications

Operating systems

Windows

Windows 10 / 11 (64-bit) Pro or Enterprise

macOS

macOS — including Apple Silicon (ARM64) support from SDK v2.1

Linux

Ubuntu 22.04 LTS (guaranteed support)

Programming languages

Python

Python 3.10 (recommended)

MATLAB

R2023b — tested on Windows and macOS

C

Native API (all platforms)

.NET / Unity

.NET Framework / Unity (Windows)

Compatible hardware

Eye trackers

Tobii Pro Spectrum, Fusion, Spark

Eye images stream

Available for selected eye trackers

External synchronization

TTL for selected devices

Eye Tracker Manager

Integration via call-in functions

Distribution

Price

Free

Access

Tobii Connect (account required)

Documentation

Tobii Developer Zone

Support

Bug-fix and troubleshooting — paid consulting

Ready to build your own software?

Download Tobii Pro SDK and get started today.

Tobii Pro SDK is free. A Tobii Connect account is required. Contact us if you need support with integration or have questions about licensing.

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Interested in this product?

Contact us for a detailed quote and technical advice.

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Product: Tobii Pro SDK