Best Free Engineering Software
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Compare the Top Free Engineering Software as of June 2025
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What is Free Engineering Software?
Engineering software is software used by engineers to design, analyze and manufacture various products. It includes a wide range of applications such as CAD/CAE software, analysis tools, optimization tools, and programming tools. Engineering software can be used for a variety of tasks such as designing mechanical parts, analyzing structural stability, simulating system performance, and optimizing product designs. These applications enable engineers to optimize their designs for cost reduction and increased efficiency. Compare and read user reviews of the best Free Engineering software currently available using the table below. This list is updated regularly.
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1
Interfacing Enterprise Process Center (EPC)
Interfacing Technologies
Interfacing’s Digital Twin Organization software provides transparency and Governance to improve Quality, Efficiency, and ensure Regulatory Compliance. Map, analyze, and automate processes, manage regulatory compliance, assess risks within a single platform! Interfacing’s digital twin solution (Enterprise Process Center - EPC) is an enterprise management system that helps companies digitalize processes to streamline operations, increase productivity, and continuously improve. Interfacing’s digital business platform – Rapid Application Development (RAD) Tools, with its Low-Code Development methodology will optimize usage of your technical resources and maximize transparency for ongoing improvement. Discover how our Low-Code Rapid Application Development module provides all the tools to create and deploy Custom, Scalable, Secure, and Mobile ready Applications in Days vs. Months!Starting Price: $10/month/user -
2
Houzz Pro
Houzz
Houzz Pro is the #1 construction management solution for residential contractors and designers. Get an all-in-one solution that spans the full customer lifecycle, including marketing, CRM, estimates, takeoffs, 3D floor plans, project management, selections, online invoicing & payments, QuickBooks integration, and a client portal. Start a free trial today to see why thousands of Pros trust Houzz Pro to grow & manage their business. Plans are available for all business sizes starting at $149/month.Starting Price: $149 per month -
3
Innoslate
SPEC Innovations
SPEC Innovations’ flagship model-based systems engineering solution can help your team reduce time-to-market, cost, and risk on even some of the most complex systems. This cloud or on-premise application uses a modern web browser, with an intuitive graphical user interface. Innoslate’s full lifecycle capabilities include: • Requirements Management • Documents Management • Modeling • Discrete Event Simulator • Monte Carlo Simulator • DoDAF Models and Views • Database Management • Test Management with full reports, status updates, results, and more. • Real Time Collaboration -
4
AvPro Software
Decision Software Systems
AvPro Software is comprehensive and easy-to-use. It's perfect for Aircraft MRO, Certified Repair Station (CRS), Aircraft Operators, and parts brokers. You can track Aircraft Parts I(nventory, Work Orders, and much more. Modular in nature and specifically designed for aircraft maintenance professionals and all types of repair stations. Key modules include barcoded inventory, component maintenance/inspection/SB/AD tracking, parts sales and flexible customer invoicing, work orders, and full GAAP accounting. AvPro allows for custom forms to match your forms manual and also features popular FAA/EASA forms (8130/377, etc.).Starting Price: $89/month/user -
5
CADhobby
CAD-MANUFACTURING SOLUTIONS INC.
CADhobby Student - free version for Academic use only. CADhobby IntelliCAD is a powerful and affordable computer-aided design (CAD) software application that is perfect for both hobbyists and professionals. It offers a wide range of features, including 2D and 3D modeling, rendering, and animation. CADhobby IntelliCAD is also compatible with a variety of file formats, including DWG, DXF, DGN, and STL. CADhobby IntelliCAD is a great choice for anyone who wants to create high-quality CAD designs without breaking the bank. It is easy to learn and use, and it has a large and active community of users who can provide support and help.Starting Price: $0.00/one-time/user -
6
SkyCiv Structural 3D
SkyCiv Engineering
SkyCiv Structural 3D is a cloud-based Structural Analysis software that allows users to model, analyze and design complex 3D structures. It is completely online; requiring no installation to use. SkyCiv Structural 3D offers the very best in online structural analysis. It includes the following: - Powerful Analysis: Linear, P-Delta, Cables, Buckling, Plates, Frequency, RS - Integrated Design checks for steel, wood, connections, foundations, wind (AISC, NSD, AISI, EN, AS, CSA, BS plus more...)Starting Price: $79/month/user -
7
FactoryTalk Optix
Rockwell Automation
FactoryTalk® Optix™ is a new visualization platform that accelerates value delivery with modern technologies, innovative designs and scalable deployment options. FactoryTalk Optix can help improve your process, efficiency and deliverables – in one easy to access tool. Take advantage of new levels of collaboration, scalability and interoperability to achieve your HMI vision. New SaaS-enabled workflows will enable your team to collaborate any time, from anywhere, thanks to built-in change tracking and versioning that automatically keeps track of who did what and when. Harness the cloud and become more agile by deploying quickly and scaling based on demand. Use the increased efficiency to beat competitors to market, get to profit faster and improve return on investment. Transform the way you collaborate! The cloud makes it easier for suppliers, employees and customers to collaborate from anywhere in the world.Starting Price: $650 -
8
WEBICC
AEG COMMISSIONING
Discover the WEBICC SCADA solution for the management and automation of industrial processes, perfectly adapted for the digital age. With a 100% web and multi-platform interface, WEBICC SCADA fits the needs of projects of any size, from the most compact to the most ambitious. Create complex and customized visualizations easily using SVG graphical symbol screens, data logs, alarms, maintenance notifications, emails, real-time and historical graphs, plus detailed reports. Our applications run smoothly in any modern HTML5 compatible browser, be it a touch panel PC, computer, tablet or smartphone. Our server runs on Windows, Linux operating systems and ARM architectures such as Raspberry Pi. The client application requires no installation, requiring only a free web browser. Transform the way you interact with industrial systems with WEBICC SCADA – superlative efficiency, flexibility and control.Starting Price: €403.9 -
9
Momentum IoT
Momentum IoT
Momentum makes service businesses more profitable. Our cloud-based software platform, powered by a connected network of GPS hardware devices, gives you complete financial control and deep operational insight into your business. With Momentum, you never worry about time-consuming data entry or human error. Data collection is always accurate and automatic. That's why Momentum excels where other software fails. Drive more revenue and profit. All you have to do is get connected, Momentum will do the rest. The Connected Network of Momentum Devices: Vehicles, Equipment & Crews - The Eagle One: One GPS device for vehicles, trailers and heavy equipment. It's available with an OBD-II harness or 12V battery harness. - The Momentum Toolie: Bluetooth enabled location and activity tracker for light equipment and tools. - The CrewID: Privacy-first labor cost tracker that automatically captures and calculates all labor costs from the field without data entry.Starting Price: $20 per device per month, -
10
BigTime
BigTime Software
BigTime is a top-rated online time and billing software for professional service firms. With BigTime, firms can take advantage of time and expense tracking tools, WIP management, billing and invoicing, task and workflow management tools, and more, in a single platform. Cloud-based with an intuitive interface, BigTime bundles industry best practices and operational know-how in a user-friendly application that runs on all desktop and mobile devices. From project creation to client payments, BigTime streamlines firm operations with intuitive budgeting, project management, and invoicing solutions that can be configured to automate even the most complex scenarios. BigTime also integrates with leading productivity apps such as QuickBooks, Lacerte, Slack, Salesforce, and Zapier.Starting Price: $10.00/month/user -
11
BQE CORE
BQE Software
Effortlessly provide principals, project managers, and entire staff with the information they need. Monitor KPIs like project performance, time and expense, and profitability on BQE CORE's powerful dashboard. Watch real-time status of tasks by phase, track progress, and compare budgeted hours and costs vs. actual so nothing falls through the cracks. Efficiently allocate resources with interactive Gantt charts and accurately forecast every time. Manage your new sales opportunities, activities, and performance through Core CRM, specifically built to address the needs of professional services. Discover how BQE CORE helps you focus on the essential parts of your practice while effectively managing client projects. Book your own personalized demo today! -
12
Coohom
Coohom
Coohom is a leading global cloud-based, 3D design platform that provides all-in-one software and services to empower designers and businesses to design a professional project in minutes, and get photo-realistic 3D visualizations in seconds. With a presence spanning the United States, China, Korea, Thailand, Vietnam and Indonesia, Coohom's innovative solutions have garnered the trust of over 10 million customers from 200 countries. With the aim of facilitating the digital transformation of customers in the interior design, furniture & home decor, and Kitchen & Bath industry, Coohom provides a comprehensive suit of software encompassing design, rendering, marketing, production, and construction, helping to streamline their workflows and achieve success.Starting Price: $0 per month -
13
Lucidchart
Lucid Software
Lucidchart is an advanced diagramming tool designed to help businesses and teams optimize their processes, systems, and workflows with intelligent, data-driven diagrams. The platform combines powerful AI features, such as AI-generated diagrams, data linking, and real-time collaboration, to make visualizing complex systems and architectures faster and more efficient. Lucidchart supports multiple use cases, including process maps, flowcharts, technical diagrams, organizational charts, and systems planning. Its seamless integrations with popular apps like Jira, Confluence, Slack, and Teams allow for enhanced collaboration, enabling teams to align on priorities and act on insights quickly. Lucidchart is the perfect tool for anyone looking to create professional diagrams in less time, while fostering better decision-making and innovation.Starting Price: $7.95/month/user -
14
EdrawMax
Wondershare
Creating flow chart, mind map, org charts, network diagrams and floor plans with rich gallery of examples and templates. Edraw Max is an extremely powerful all-in-one diagramming tool that can serve all of your purposes. Whether you need to draw flowcharts, fishbone diagrams, UML diagrams or design floor plans, office layouts, you can find what you want in Edraw Max. Importantly, it is quite affordable. Templates let you go fast. Get inspired and start your design quickly by choosing from thousands of our professionally designed templates. Excellent file compatibility allows you to import Visio files or export your drawings to a variety of familiar file formats, such as Visio, PDF, Word, PPT, JPEG, Html, etc. Edraw Max allows you to create more than 280 sorts of diagrams effortlessly, from the technical diagrams to the attractive infographics, which leaves Visio far behind.Starting Price: $99 per user per year -
15
CircuitMaker
Altium
CircuitMaker is not just a free EDA software tool from Altium, it’s also a community of creative people and design content, working together to invent circuits and electronics products for a better future. For turning great ideas into real products, you need design tools that won’t limit your imagination or hold you back. CircuitMaker has all the power you need to design high quality schematics and Printed Circuit Boards, with no artificial limits on layer counts or board area. Best of all it’s free. The CircuitMaker community is where you will find great reference designs, and be able to promote and rate other projects in the community. You can even set up teams for collaborative design efforts. We think you deserve better design tools, made specifically for you, to turn great ideas into reality. That’s why we’ve created CircuitMaker. Besides being a collaborative community for electronic design content, CircuitMaker is Schematic & PCB design software. -
16
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. -
17
g-Viewer
Geomage
Geomage g-Viewer allows visualization and QC of different geophysical and seismic data. g-Viewer allows: - Load and QC Seg-Y files of any size - Load multiple Seg-Y files – 2D and 3D - Selection of active dataset from location map - Graphical representation of trace header(s) above seismogram view - Cross-plot any 3 trace headers (horizontal-vertical-color ) - Load of geometry from trace headers - Editing trace header scheme per each dataset - Selection and representation of CS/CR/CMP gathers picked from location map - Selection and representation of active trace from seismogram/location map - Editing text and bin headers - Auto-update feature allows to get new version whenever its available.Starting Price: $300/year/user -
18
AiHouse
AiHouse
Discover the game-changing potential of our cloud-based, AI-infused 3D design software. From crafting 2D/3D floor plans to automating home furnishing, and effortlessly managing your entire project. You'll have access to a vast library of over 80 million 3D models and templates, along with a robust rendering engine. Elevate your presentations with breathtaking visuals, and simplify your workflow by generating CAD drawings, material lists and quotations in a single click.Starting Price: $0/month -
19
nanoCAD
Nanosoft
nanoCAD is a modern computer-aided design (CAD) platform that provides designers with powerful capabilities in 2D drafting and 3D modeling. nanoCAD can be used on its own as a cost-effective DWG-editor, or customized with essential modules: Construction, Mechanica, Raster, Topoplan and 3D Solid Modeling. 2D drawings and 3D solid models with 2D and 3D parametric constraints, and dynamic UCS for effortless sketching on 3D faces. Documentation drawings link to 3D models. Fully DWG compatible.Starting Price: $180.00/year/user -
20
UpKeep
UpKeep Maintenance Management
UpKeep is a mobile-first equipment and facilities maintenance software trusted by some of the world's biggest companies. With UpKeep, facility and asset management teams can get better data and enjoy seamless collaboration to improve productivity. It features tools for creating work orders on-the-go, keeping track of all current and upcoming work orders, monitoring the health of locations, assets, equipment, parts, and inventory, and more.Starting Price: Free -
21
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. -
22
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 -
23
Solargis
Solargis
Accurate estimation of solar energy potential is crucial in the pre-feasibility phase. Besides accurate results, it is also desired that the pre-feasibility study is done efficiently. Solargis prospecting tools, iMaps and pvPlanner, provide fast access to reliable solar yield estimates. The new Prospect tool further increases the accuracy of estimates and makes it easier to collaborate efficiently on the development of solar projects. Solargis data has the best accuracy and reliability amongst available solar databases. This has been confirmed by several independent studies. Solargis data has been validated at 1000+ locations globally. Validation statistics for 180+ non-confidential sites can be seen on our validation map. Popular simulation software such as PVsyst has advanced capabilities for system design and energy modeling. However, the default weather data in such tools is not the most reliable.Starting Price: €1,800 per year -
24
Xspiral
Xspiral
Xspiral is a New-Gen 3D visualization tool integrating 2D/3D hybrid design, real-time collabs, and AI for productivity. Compared to Notion, Figma, and Blender, it simplifies complex processes, enabling both beginners and professionals to create effortlessly. Key Features: - User-Friendly Interface: Easy to learn and use. - Rich Templates: Jumpstart projects with diverse pre-set templates. - Collaboration Tools: Real-time sharing and feedback. - Comprehensive Support: Compatible with multiple file formats. - Accessibility: Suitable for all skill levels. - AI Enhancements: Intelligent tools to simplify complex design tasks. Why Choose Xspiral: - Innovative Design: Blends 2D and 3D elements. - Enhanced Experience: Simplifies complex design processes. - Efficiency: Produces high-quality designs quickly. - Flexible: Versatile for various applications.Starting Price: $19 -
25
Plasticity
Plasticity
With a workflow optimized for creativity, unparalleled fillets, sophisticated surface modeling, and the most advanced direct editing tools, Plasticity is the perfect choice for those who demand the best. Plus, with no subscriptions, you own your software. Try it free for 30 days and see the difference for yourself. Plasticity is the ultimate tool for creative professionals in the video game industry, product design, vehicle design, and beyond. Say goodbye to clunky CAD workflows designed for manufacturability. Plasticity offers all the power of NURBS modeling combined with the best workflow innovations from modern polygonal modeling software. This unique combination gives you the flexibility and creativity you need to bring your ideas to life. Plasticity's advanced geometry and fillet engine are second to none, thanks to Parasolid's best-in-class algorithms. With Plasticity, you can create the absolute best fillets, booleans, and offsets, and change them whenever you want.Starting Price: $149 per month -
26
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 -
27
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. -
28
WeldTrace
Smart Project Management Tools
If you are looking for an affordable software to create and manage your welding procedures, manage your welders, their qualifications, continuity and end to end management of your welding jobs or projects, WeldTrace is the solution you are looking for. WeldTrace is also modern, compatible with mobile devices and user-friendly. There is no need to connect your welding machines. It is a connected platform for all your welding personnel to work together in one environment.Starting Price: $250 -
29
Live Home 3D
BeLight Software
Live Home 3D is multi-platform interior design software that helps anyone create detailed floor plans and 3D renderings. By offering a variety of tools, the program simplifies the whole process of design creation, from drawing a floor plan to 3D visualization. The app lets an amateur create realistic and professional design projects and uses innovative technologies to present the final result.Starting Price: $9.99/one-time -
30
SketchBook
Autodesk
Use the digital drawing and painting app to render ideas and create illustrations. SketchBook drawing and painting software lets designers, architects, and concept artists sketch ideas quickly and create stunning illustrations. Professional drawing tools with a beautiful interface, ideal for those on the go. Designed for both stylus and touch input. With professional drawing tools and a beautiful interface, SketchBook offers a clean, uncluttered workspace for quick access to your tools whenever you need them. Get familiar tools in a digital space, including pencils, inks, markers, and over 190 customizable brushes that can incorporate textures and shapes. Professionals rely on SketchBook for its precision and speed, but mostly because it feels right. Import your SketchBook illustrations into Revit. Use your SketchBook file as an underlay, and build your model on top of the sketch. Use SketchBook to sketch ideas and iterate quickly.