Best Free Simulation Software
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Compare the Top Free Simulation Software as of June 2025
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What is Free Simulation Software?
Simulation software is a type of software that utilizes mathematical algorithms to replicate real-life scenarios. This allows for the testing and analysis of various systems, processes, and strategies. Many industries, such as aviation and engineering, use simulation software to predict performance outcomes and identify potential issues before implementing them in the real world. These programs are designed to accurately mimic the behavior of complex systems and provide visual representations of data for easier interpretation. They can be used for educational purposes or as tools for decision-making in business settings. Compare and read user reviews of the best Free Simulation software currently available using the table below. This list is updated regularly.
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1
Innoslate
SPEC Innovations
Advanced Simulation for Smarter Decision-Making Innoslate offers a cutting-edge simulation capability that enables organizations to easily model, analyze, and optimize complex systems, processes, and workflows. Whether validating system behavior, identifying bottlenecks, or exploring "what-if" scenarios, Innoslate delivers the insights needed to make smarter, data-driven decisions. End-to-End Process Simulation: Visualize and simulate workflows, operations, and system interactions to predict outcomes and identify areas for improvement. Discrete Event and Monte Carlo Simulations: Perform detailed system performance analyses under varying conditions, accounting for uncertainties and variability. Traceability with Requirements and Models: Link simulations directly to system requirements and models to maintain traceability and ensure alignment with project goals. AI-Assisted Optimization: Leverage AI to refine simulations, uncover hidden inefficiencies, and enhance system performance. -
2
SimScale
SimScale
SimScale is a cloud-based web application that plays a key part in simulation software for many kinds of industries. The platform allows the use of Computational Fluid Dynamics (CFD), Finite Element Analysis (FEA), and Thermal Simulation. It also offers 3D simulation, continuous modeling, and motion & dynamic modeling. -
3
AnyLogic
The AnyLogic Company
AnyLogic is the standard in multimethod modeling technology, delivering increased efficiency and less risk when tackling complex business challenges. The unmatched flexibility found in AnyLogic allows users to capture the complexity of virtually any system, at any level of detail, and gain a deeper insight into the interdependent processes inside and around an organization. AnyLogic has a GSA Contract schedule #47QTCA18D007Q. Government agencies of the USA may purchase through GSA Advantage. -
4
Solid Edge
Siemens
Solid Edge is a portfolio of affordable, easy to deploy, maintain, and use software tools that advance all aspects of the product development process – mechanical and electrical design, simulation, manufacturing, technical documentation, data management, and cloud-based collaboration. Developed on Siemens industry leading technologies, Solid Edge provides the most innovative and comprehensive approach to product development for the mainstream market.Starting Price: $75/month/user -
5
Vensim
Ventana Systems
Vensim® is the software of choice for thousands of analysts, consultants, and researchers worldwide for building high-quality simulation models in business, scientific, environmental, and social systems. Vensim integrates into one environment a powerful suite of tools for developing, testing, interpreting, and distributing models. These tools include cause-and-effect diagramming, graphical and textual model construction, easy reproduction of model structure using subscripts (arrays), Monte Carlo sensitivity analysis, optimization, data handling, and application interfaces. Further features enable advanced model resolution and fidelity. Vensim includes patented techniques to aid error detection, error prevention, and rapid comprehension of complex results.Starting Price: $50 per month -
6
FEATool Multiphysics
Precise Simulation
FEATool Multiphysics - "Physics Simulation Made Easy" - a fully integrated physics, FEA, and CFD simulation toolbox. FEATool Multiphysics is a fully integrated simulation platform with a unified interface for several Finite Element Analysis (FEA) and Computational Fluid Dynamics (CFD) multi-physics solvers, such as OpenFOAM, SU2 Code, and FEniCS. This uniquely allows for modeling coupled physics phenomena such as found in fluid flow, heat transfer, structural, electromagnetics, acoustics, and chemical engineering applications, within a single user-friendly interface. With these capabilities, FEATool Multiphysics has become trusted tool by engineers and researchers worldwide to accelerate innovation and quickly achieve results in the energy, automotive, semi-conductor, and process industries. -
7
Arena
Rockwell Automation
Take the guesswork out of your decision making. Move confidently forward using Arena software. Simulation software is the creation of a digital twin using historical data and vetted against your system’s actual results. Arena™ Simulation Software uses the discrete event method for most simulation efforts, but you will see in using the tool that we cover areas in flow and agent-based modeling as well. Evaluate potential alternatives to determine the best approach to optimizing performance. Understand system performance based on key metrics such as costs, throughput, cycle times, equipment utilization and resource availability. Reduce risk through rigorous simulation and testing of process changes before committing significant capital or resource expenditures. Determine the impact of uncertainty and variability on system performance. Run "what-if" scenarios to evaluate proposed process changes. -
8
ExtendSim
Imagine That
ExtendSim consists of a full range of tools for any type of simulation. No matter how you want to use ExtendSim, building models, running models, analysis, etc., there is a package that will fit your needs. There are ExtendSim products for building, experimenting with, and analyzing models, Model Developer Editions, and more specialized packages designed strictly for running models, analyzing models, or for use as a learning tool. Figure out which package might work best for you based on how you intend to use ExtendSim by visiting User Types. Create, use, and interactively run models, build custom interfaces and components, exchange data with and be controlled by other applications. Each Model Developer Edition (MDE) of ExtendSim has the same core set of capabilities. In them you can create and build models and interfaces, change values and settings, run simulations and animations, perform experiments, do analysis and optimization, save and export results. -
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Simile
Simulistics
Simulistics develops and distributes Simile, modelling and simulation software for complex dynamic systems in the earth, environmental and life sciences. We use unique logic-based declarative modelling technology to represent the interactions in these systems in a clearly structured, visually intuitive way. Using Simile makes modelling a more productive task for scientific investigators. Models can be prepared more quickly, shared more easily and maintained more efficiently. Object-based representation, for handling disaggregation and individual-based modelling. Auto-generated C++ model code, for fast execution. Plug-and-play modules, supporting modular modelling, any part of a model can be extracted and used separately. Plug-in displays, allowing you to create graphics specific to your field. Declarative model representation, making it easy to manipulate the model in complex ways.Starting Price: $300.00/one-time/user -
10
Simcad Pro
CreateASoft, Inc.
Simcad Pro lets you visualize, analyze and optimize process flow systems in an interactive 2D/3D simulation modeling environment. Plan, optimize, and re-arrange processes and procedures while optimizing layouts, facility improvement, automation and scheduling. Simcad Pro integrates live and historical data to provide the most effective simulation tool on the market. Applications in multiple industries including manufacturing, automation, logistics, distribution warehouse, food and beverage, services, and more. Multi-Threaded - 64 bit Engine. On-the-fly simulation - Make real-time changes to the model while the simulation is running. Animate the model in 2D, 3D and VR with Ray Tracing, light effect, and shadows. Singular model building environment. Smart, Spatially Aware Agents, Sub-Flows, Collision Avoidance and Real-Time Connectivity. Spaghetti Diagrams, Congestion Analysis, Heat Maps, Efficiency and OEE. Extensive reporting and analysis tools. Scenario Analyzer.Starting Price: $4950.00/one-time/user -
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DC-E DigitalClone for Engineering
Sentient Science Corporation
DigitalClone® for Engineering is the world's only gearbox reliability prediction solution integrating multiple scales of analysis in a single software package. In addition to modeling and analysis capabilities at the gearbox and gear/bearing levels, DC-E is the only solution available that models fatigue life based on detailed, physics-based models of the material microstructure (US Patent 10474772B2). DC-E enables construction of a gearbox digital twin with high value across all stages of the lifecycle of the physical asset - from design and manufacturing optimization to component supplier selection to failure root cause analysis to condition-based maintenance and to prognostics. This computational environment drives down the time and cost to bring new designs to the market and to sustain them over time.Starting Price: Upon request -
12
OnScale Solve
OnScale
OnScale is the first Cloud Engineering Simulation platform. It combines powerful multiphysics solver technology with the limitless compute power of cloud supercomputers. With OnScale, engineers can run massive numbers of full 3D multiphysics simulations in parallel to create true Digital Prototypes digital representations of physical high-tech devices that capture the complete behavior of a device over its operating envelope. With OnScale Solve we want to provide you with an awesome Cloud Engineering Simulation experience that’s easy, powerful, and gets the job done. OnScale Solve is built to run on public and private cloud supercomputers and includes a functional web-based UI, an API to efficiently integrate into any design workflow, scripting languages to fully customize engineering simulations, and plugins to enhance its modeling capabilities. OnScale Solve gives engineers the simulation capability necessary to synthetically generate data to train sophisticated AI/ML algorithms.Starting Price: $4 -
13
Predator Software
Predator Software
Since 1994, Predator Software focuses on automating manufacturers worldwide with innovative and award-winning software applications. Predator Software is an industry leader in Industry 4.0, lean manufacturing, industrial networking solutions and automation via shop floor control or SFC. Predator's SFC technologies include CNC networking, machine monitoring, OEE, production data management, data collection, machine simulation & verification, tool & gage crib management, traveler management, CNC post processing, flexible manufacturing systems and robotic cell control software.Starting Price: $250 -
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ENVI-met
ENVI-met
ENVI-met is a 3D microclimate simulation software. The software is used for a wide range of applications, including urban planning, building design, and energy efficiency, considering not only one single climate parameter, but all of them. ENVI-met can simulate a variety of climate conditions, including day- and night-time temperatures, humidity, wind speed, and solar radiation in cities. The software can also simulate the effects of different building materials, such as glass and stone, on the climate of the surrounding environments. The program is used to predict the effects of urban design changes on the microclimate environment and human thermal comfort for people in cities worldwide. As climate change is having a major impact on our planet, it is essential, that more healthier and resilient cities are developed. To support these goals ENVI-met can be used to assess the potential of new buildings, green spaces, and urban planning and to make informed decisions.Starting Price: €290 one-time payment -
15
Energy2D
The Concord Consortium
Based on computational physics, Energy2D is an interactive multiphysics simulation program that models all three modes of heat transfer, conduction, convection, and radiation, and their coupling with particle dynamics. Energy2D runs quickly on most computers and eliminates the switches among preprocessors, solvers, and postprocessors typically needed to perform computational fluid dynamics simulations. It allows you to design "computational experiments" to test a scientific hypothesis or solve an engineering problem without resorting to complex mathematics. Work is also underway to incorporate other types of energy transformations and support multiple types of fluids. The conduction part of Energy2D is highly accurate, but the convection and radiation parts are not 100% accurate. Hence, in cases that involve convection and radiation, Energy2D results should be considered qualitative. More than 40 scientific papers have used Energy2D as a research tool.Starting Price: Free -
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OpenModelica
OpenModelica
OpenModelica is an open source modeling and simulation environment based on the Modelica language, intended for industrial and academic use. Its development is supported by the Open Source Modelica Consortium (OSMC), a non-profit organization. The platform aims to provide a comprehensive Modelica modeling, compilation, and simulation environment distributed in both binary and source code forms for research, teaching, and industrial applications. OpenModelica supports the Modelica Standard Library and is compatible with various operating systems, including Windows, Linux, and macOS. It is designed to facilitate the development and execution of both low-level and high-level numerical algorithms, making it suitable for control system design, solving nonlinear equation systems, and developing optimization algorithms applied to complex applications. The platform also offers tools for debugging, visualization, and animation, enhancing the user experience in modeling and simulation tasks.Starting Price: Free -
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FlexSim
FlexSim Software Products, Inc.
FlexSim is a problem solving tool that allows you to accurately answer any question about your business. It's powerful simulation software, built from the ground up to make simulation as easy as possible, without sacrificing an ounce of function or visual appeal. You can create beautiful, detailed models that deliver results yet make an impact in the way spreadsheets or charts never could, and you can do it all in just minutes with drag-and-drop controls and easy-to-use features. -
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CAEplex
Seamplex
Just open a regular web browser such as Firefox or Chrome and search online for “caeplex.” It works in any operating system such as Windows, MacOS, GNU/Linux, iOS, Android, etc. The computations are performed on our servers so CAEplex works on any existing PC, laptop, tablet or phone without requiring any hardware update nor maintenance. No need to buy a new computer nor to add RAM to your oldie one. Our killer feature: “ease and speed.” A CAEplex case can be solved from scratch down to the results in less than one minute thanks to our 3-step workflow. If you know a faster FEA app, please let us know. CAEplex can be used from any mobile device such as a tablet or phones, no matter how old or wrecked. Access and show your work from any location at any time. Enjoy working in an agile development leveraging simulation (we rather say “modeling”), additive manufacturing, and mobile online collaboration.Starting Price: $25 per month -
19
WELSIM
WelSimulation LLC
WELSIM finite element analysis software helps engineers and researchers conduct simulation studies and prototype virtual products.Starting Price: $45 per user per month -
20
Enterprise Dynamics
InControl Enterprise Dynamics
The world is constantly and rapidly changing. Bringing new challenges, technologies and possibilities each day. How do you keep up with these developments? How do we keep our world efficient, safe and sustainable? The key is to understand the impact of our behavior and the decisions we make. How should we design, operate, optimize and manage our cities, critical infrastructures, and supply chains? The InControl software solves these challenges in every phase of the life cycle. Transfer accessed data into predictive and reliable analytics to understand complex infrastructures. Share results and insights of complex and unpredictable settings to your stakeholders, partners, and clients. Related to time, costs, resources, productivity, reliability, safety, and sustainability. Simulation Software enables you to evaluate your potential and/or future resource investments. Streamline and integrate processes contributing to one time right deployment reducing time, effort and costs. -
21
Simright
Simright
Simright Simulator can import a CAD model, setup and execute the structural analysis in web browser. It is designed to be very easy to use. Even you have no experience about CAE analysis, you can complete a simulation quickly. Simright Simulator can help you solve complex structural problem in many different industries online. The CAE technology can greatly reduce costs of physical experiments and help you to make wiser decisions. -
22
OpenFOAM
OpenFOAM
OpenFOAM is the free, open-source CFD software developed primarily by OpenCFD Ltd since 2004. It has a large user base across most areas of engineering and science, from both commercial and academic organizations. OpenFOAM has an extensive range of features to solve anything from complex fluid flows involving chemical reactions, turbulence and heat transfer, to acoustics, solid mechanics and electromagnetics. OpenFOAM is professionally released every six months to include customer-sponsored developments and contributions from the community. It is independently tested by ESI-OpenCFD's application specialists, development partners and selected customers, and supported by ESI's worldwide infrastructure, values and commitment. Quality assurance is based on rigorous testing. The process of code evaluation, verification and validation includes several hundred daily unit tests, a medium-sized test battery run on a weekly basis, and a large industry-based test battery-run. -
23
DWSIM
DWSIM
DWSIM is a free and open source CAPE-OPEN compliant chemical process simulator that operates across multiple platforms, including Windows, Linux, macOS, Android, and iOS. It features an intuitive graphical user interface and offers capabilities previously exclusive to commercial simulators. DWSIM supports both steady-state and dynamic simulations, utilizing a parallel modular solver for efficient modeling. It includes advanced property packages. The simulator provides a comprehensive suite of unit operations, including mixers, splitters, separators, pumps, compressors, expanders, heaters, coolers, valves, pipe segments, shortcut columns, heat exchangers, various reactors, distillation and absorption columns, solids separators, cake filters, spreadsheets, Python scripts, and flowsheet unit operations. It also provides an Excel Add-In for performing thermodynamic calculations within spreadsheets and an automation API for creating, loading, modifying, running, and saving flowsheets.Starting Price: Free -
24
Urbiverse
Urbiverse
Urbiverse helps you make smarter strategic decisions about urban mobility and logistics with AI‑driven simulations, synthetic data solutions, real‑time what‑if analysis, and optimized fleet sizing and infrastructure planning. It enables operators to forecast demand based on historical data, events, seasonal trends and real‑time analytics; simulate scenarios to determine the impact of new ride‑sharing, bike‑sharing, cargo‑bike or fleet‑size programs on traffic, user satisfaction, environmental goals, profitability and costs; evaluate financial implications under various tender conditions; optimize fleet distribution, operations management and micromobility parking; and combine real‑time and historical data to allocate resources efficiently across different vehicle types, empowering mobility operators and planners to move from guesswork to data‑driven decisions. Urbiverse processes millions of trips, supports infrastructure planning, and empowers urban fleet planners to test scenarios. -
25
Simio
Simio
Simio is a simulation, production planning and scheduling software designed from the ground up to support the object modeling paradigm. Simio aims to deliver rapid risk analysis and cost reduction capabilities to organizations of all sizes and industries. Simio is available in five editions to suit the unique needs of businesses: Personal, Design, Team, Enterprise, and Portal editions. Simio Academic Edition is also available to students and faculty. -
26
PSCAD
Manitoba Hydro International
As power systems evolve, the need for accurate, intuitive simulation tools becomes more and more important. With PSCAD you can build, simulate, and model your systems with ease, providing limitless possibilities in power system simulation. Included is a comprehensive library of system models ranging from simple passive elements and control functions to electric machines and other complex devices. PSCAD has benefited from over 40 years of continuous research and development. We are inspired by the ideas and feedback from our global user base. This philosophy has helped establish PSCAD as the most popular power system transient simulation package available today. Software maintenance is the most cost-effective way to protect, support, and maintain your investment. With it, you gain the greatest value from your software. -
27
VABS
AnalySwift
VABS is a popular general-purpose cross-sectional analysis tool for quickly and easily computing beam properties and recovering 3D fields of composite beams, including helicopter and wind turbine blades. It is the only tool capable of rigorously decoupling an original 3D slender solid with complex microstructure into a simple engineering beam model. AnalySwift’s roots are in the aerospace industry, where its tools have been used for composite beams (helicopter rotor blades, propellers, high aspect ratio wings, wing section design), plates/shells, and 3D structures. Used for several years in the wind turbine industry, VABS delivers rapid, rigorous results when modeling wind turbine blades. SwiftComp provides additional solutions for plates/shells, and 3D structures manufactured from composites. As the automobile industry adopts a higher use of composites, opportunities increase to leverage SwiftComp and VABS to model a wide variety of structures, including beams, plates, shells, etc. -
28
SimWalk
SimWalk
SimWalk simulation services and products are successfully deployed by authorities and consultancies around the globe. Ever since our foundation over a decade ago, we are pushing boundaries and embrace the latest technology to optimally serve the transport, aviation, sports and building industry helping to manage their crowds. Prepare your facility, rail station, airport or stadium for the increasing capacity needs of the future. Our services support effectively the impact analysis of different planned designs on crowd dynamics and safety. Managing day to day operations in public transport or aviation facilities is a highly demanding task. We support the effective facility management by data analysis, simulation and planning of crowd dynamics. Today, public transport terminals and buildings are highly vulnerable targets for a multitude of threats. We are experts in helping authorities to raise awareness for security issues and proposing actionable solutions. -
29
MechDesigner
PSMotion
PSMotion Ltd is the developer of the world-leading machine design software - MechDesigner - the best software for cam, mechanism, and motion design of multi-axis machines. You can use MechDesigner to build, with confidence, the best possible packaging, assembly, and textile machines. You can also engage us at any stage of your machine design to quickly build your models, and, additionally, use all of our Motion-Design and Cam-Design expertise to give you the best possible machine performance within your design constraints. You can edit, update, and instantly observe changes, as the model continuously cycles, synchronized to a machine 'clock'. This working environment allows you to design a machine with optimal operating performance. You can collate important design parameters and their limits into one dialog, so you, or others, can review and edit your design at any time in the future. -
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Working Model 2D
Design Simulation Technologies
Working Model is the best selling motion simulation product in the world. Confirm your design with powerful analytical tools. Fast “run-analyze-refine” cycle helps to optimize designs before building physical prototypes. Reduce physical prototyping. You are in total control of the simulation environment. Quickly build, run, and refine simulations with pre-defined objects and constraints. Run, stop, reset, single step, or pause the simulation at any time. Analyze your latest design by measuring force, torque, acceleration, etc. acting on any object. View output as vectors or in numbers and graphs in English or metric units. Import your 2D CAD drawings in DXF format. Input values from equations, sliders and DDE links to MATLAB and Excel. Create bodies and specify its mass properties, initial velocity, electrostatic charge, etc. Run or edit scripts to optimize simulations, document models, and more. Create visually appealing presentations by attaching pictures.