Mechanical Simulation has officially merged with Applied Intuition!

Intelligent Vehicle Dynamics

Accelerating the development of safe and efficient vehicles with realistic simulation.

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Industry-Leading Physics

30+ years of accurately modeling vehicle behavior in automotive applications.

Discover CarSim

Commercial Vehicle Solutions

Best-in-class simulation tools for trucks, buses, and specialized vehicles.

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Virtual Proving Grounds

Test your vehicles in realistic environments with precision and repeatability.

Discover BikeSim

Applied Intuition

Applied Intuition, Inc., headquartered in Sunnyvale, California, is a global leader in physical AI and vehicle intelligence software, serving the automotive, defense, trucking, mining, construction, and agriculture industries. Driven by a mission to accelerate the adoption of safe and intelligent machines, Applied Intuition provides an end-to-end platform spanning Tools for Vehicle Intelligence, Vehicle OS, and Self-Driving Systems (SDS) that enables organizations to safely develop, test, and deploy autonomous systems at scale.

In March 2022, the company expanded its product portfolio by acquiring Mechanical Simulation Corporation, an industry pioneer established in 1996. This acquisition integrated high-fidelity vehicle dynamics simulation into Applied Intuition’s ecosystem. The VehicleSim suite of products allows OEMs and Tier 1 suppliers to analyze complex interactions between 3D dynamic vehicle responses, advanced controllers, driver controls, and 3D roads.

VehicleSim

The simulation structure for our software is called VehicleSim (VS). CarSim, TruckSim, and BikeSim are VehicleSim products that provide the most accurate and realistic predictions that are possible, in a form that can be easily used by most engineers and technical staff. In recent years, the simulations have been extended to include complicated terrain, other "actors" such as traffic vehicles, pedestrians, traffic signs and signals, and built-in sensors that are needed for simulation scenarios for automatic driver assistance systems (ADAS) and autonomous vehicles (AVs).

Each package includes the VS Browser (GUI and database management), VS Visualizer (animation and plotting), utility tools such as the VS Scene Builder, built-in help, and VS Solver programs for the detailed math models. The math models run alone or with third-party simulation software such as Simulink, LabVIEW, and others.

VS Solvers run on 32-bit and 64-bit Windows OS faster than real-time and are available on many third-party real-time systems for hardware-in-the-loop (HIL) testing. The CarSim and TruckSim math models are also used in driving simulators, ranging from inexpensive PC-based systems to full-motion simulators.

SuspensionSim is the fourth VehicleSim product. While sharing the architecture, GUI, database, and visualization tools of the other products, it differs by providing a multibody program that calculates quasi-static equilibrium conditions for suspensions in cars, trucks, and motorcycles.

News

Apr 9, 2026 VehicleSim team releases CarSim and TruckSim 2026.1
Jan 29, 2026 VehicleSim team releases CarSim, TruckSim, and BikeSim 2026.0
Oct 30, 2025 VehicleSim team releases CarSim and TruckSim 2025.3
July 31, 2025 VehicleSim team releases CarSim, TruckSim, BikeSim, and SuspensionSim 2025.2
July 2 & 3, 2025 Explore-to-Innovate 2025, Kempten University of Applied Sciences, Allgäu, Germany
May 23, 2025 CarSim User Conference Japan 2025, Vision Center Yokohama Minatomirai
Apr 3, 2025 VehicleSim team releases CarSim and TruckSim 2025.1
Jan 23, 2025 VehicleSim team releases CarSim, TruckSim, and BikeSim 2025.0
Sep 26, 2024 VehicleSim team releases CarSim and TruckSim 2024.3
July 17, 2024 VehicleSim team releases CarSim, TruckSim, BikeSim, and SuspensionSim 2024.2
May 24, 2024 CarSim User Conference Japan 2024, Pacifico Yokohama, Conference Center
May 22-24, 2024 Automotive Engineering Exposition: Yokohama in Japan