Best Free Engineering Software of 2025

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!

55 Ratings

Starting Price: $10/month/user

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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

73 Ratings

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The Asset Guardian EAM (TAG)

Verosoft Design Inc

Meet The Asset Guardian (TAG) Mobi – Tackle Downtime Now TAG Mobi is the solution for preventive maintenance and asset management (EAM) within Microsoft Dynamics 365 Business Central. It helps manufacturing teams reduce risk and minimize downtime by offering dependable, integrated asset management tools. • Asset Lifecycle Management: Maximize asset performance and extend operational life • Preventive & Predictive Maintenance: Prevent costly failures and reduce unplanned downtime • Work Order Management: Easily dispatch, track, and complete maintenance tasks • Advanced Analytics & Reporting: Monitor KPIs with intuitive dashboards and real-time data • IoT & Real-Time Monitoring: Get proactive insights and alerts before issues impact operations With AI-driven features and user-friendly dashboards, TAG Mobi boosts asset performance, prevents unexpected breakdowns, and speeds up both onboarding and training.

21 Ratings

Starting Price: Free (2 power users)

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PTC Windchill

PTC

PTC Windchill is a comprehensive product lifecycle management (PLM) platform designed to help manufacturers improve collaboration, data sharing, and quality control across global teams. It provides secure, role-based access to real-time product data, enabling streamlined product development and manufacturing processes. Windchill’s open architecture allows seamless integration with enterprise systems like SAP ERP, supporting a connected digital thread. The platform includes advanced features such as BOM management, engineering change control, manufacturing process management, and supply chain collaboration. Windchill leverages AI-driven insights and automation to enhance decision-making, reduce manual tasks, and accelerate innovation. Its flexible delivery options include on-premises and cloud deployment to fit diverse IT strategies.

177 Ratings

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Sapio Sciences

Sapio Sciences' mission is to improve lives by accelerating discovery, and because science is complex, Sapio makes technology simple. Sapio is a global business offering an all-in-one science-awareTM lab informatics platform combining cloud-based LIMS, ELN, and the Sapio Scientific Data Cloud. Sapio serves some of the largest global and specialist brands, including biopharma, CRO/CDMOs, and clinical diagnostic labs across NGS genomic sequencing, bioanalysis, bioprocessing, chemistry, stability, histopathology, in vivo studies, and manufacturing. Customers love Sapio's platform because it is robust, scalable, and can quickly adapt to meet unique needs. The only true platform fully no-code/low-code configurable, enabling labs to easily adapt workflows and features without extensive vendor involvement. Robust integrations with laboratory instruments, ERP, and enterprise systems; supports APIs and webhook connectivity. Many solutions off the shelf.

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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

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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.

57 Ratings

Starting Price: $20 per device per month,

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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.

24 Ratings

Starting Price: $10.00/month/user

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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!

35 Ratings

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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.

20 Ratings

Starting Price: $0 per month

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IrfanView

IrfanView is a fast, compact and innovative FREEWARE (for non-commercial use) graphic viewer for Windows XP, Vista, 7, 8 and 10. It is designed to be simple for beginners and powerful for professionals. IrfanView seeks to create unique, new and interesting features, unlike some other graphic viewers, whose whole "creativity" is based on feature cloning, stealing of ideas and whole dialogs from ACDSee and/or IrfanView! IrfanView was the first Windows graphic viewer worldwide with Multiple (animated) GIF support. One of the first graphic viewers worldwide with Multipage TIF support. The first graphic viewer worldwide with Multiple ICO support. Lossless JPG rotation, crop and EXIF date change (also in batch mode). Slideshow (save slideshow as EXE/SCR or burn it to CD). Batch conversion (with advanced image processing of all files). Support for embedded color profiles in JPG/TIF files. No registry changes without user action/permission!

2 Ratings

Starting Price: $12

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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.

1 Rating

Starting Price: $300/year/user

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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.

1 Rating

Starting Price: $0/month

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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.

1 Rating

Starting Price: Free

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Sapio LIMS

Sapio Sciences

Sapio LIMS is an advanced laboratory information management system offering a unified no-code/low-code solution that streamlines laboratory workflows. Built on the Sapio Platform, which integrates LIMS, Electronic Lab Notebooks (ELN), and Scientific Data Management Systems (SDMS), it provides purpose-built solutions for scientific research and discovery, manufacturing, and clinical diagnostics. Sapio LIMS helps to optimize laboratory operations, seamlessly integrating with lab instrumentation and existing IT infrastructure. Through its robust, scalable architecture, Sapio LIMS enhances operational efficiency and ensures compliance with GxP standards such as GMP and GLP.

1 Rating

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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.

1 Rating

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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.

1 Rating

Starting Price: $75/month/user

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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.

1 Rating

Starting Price: $50 per month

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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.

1 Rating

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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.

1 Rating

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Home Stratosphere

Home Stratosphere is an award-winning home and garden blog. We’re passionate about home design, decor, and creating amazing living spaces. We’ve been showcasing unique, lavish, and award-winning homes, interiors, and pretty much anything about the home since 2014. In 2020, we launched our popular recipes section which is where we feature unique recipes that we make from scratch. Home Stratosphere is a leading website covering everything about your home, interior design, architecture, furniture, appliances, gardening, recipes, and more. Whether you’re remodeling your kitchen or building a new house, jump-start the process by coming up with your own kitchen designs. We offer a free and easy solution with our software. Design in 2D and with the click of a button, see it in 3D. Use the premium HD Snapshot feature to see it in near photorealistic quality (this is a really awesome feature). You do not need to download the software to design your projects, because it’s a virtual software.

1 Rating

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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.

1 Rating

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Cupix

Cupix is the trusted partner of choice for delivering the industry’s most flexible and easiest-to-deploy 3D digital twin platform to builders and owners everywhere. Capture your Jobsite in 3D with our simple-to-use mobile app while controlling a 360 camera. Then collaborate by sharing a variety of information related to the built-world lifecycle. All through a single platform. The industry's most advanced 3D digital twin platform is based on data captured from any source, anywhere, any time. Import any form of point cloud data into our unified 3D digital twin platform, including terrestrial and hand-held LiDAR scanners, drone photogrammetry, robots, and custom-built reality capture systems. Keep your team productive. Cupix 3D Digital Twins enable you to virtually inspect, annotate, and take measurements for any project, from the safety of your home. Catch and resolve costly mistakes before they happen.

1 Rating

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RIB SpecLink

RIB Software

No other specification software helps you work smarter or faster than SpecLink. Save time. Save money. Get it right. Every phase. Every time. Enhance the specification process at every stage. SpecLink specification software—improves efficiency and accuracy in the building design process. And with SpecLink now in the cloud, you can produce specifications even faster by collaborating across teams. Streamline every phase of your construction project with the industry’s best building specification content. SpecLink is intuitive specification-writing software that helps you make more informed decisions, faster, through every phase of the design process. SpecLink combines the industry’s best content with the most advanced software on the market. Our master guide specification writing, management, and production system with built-in intelligence is designed to help you dramatically speed up editing tasks and reduce specification production time while minimizing errors and omissions.

2 Ratings

Starting Price: $1695.00 per year

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Asite

Asite is an open construction platform that enables organizations working on capital projects to come together, plan, design, and build with seamless information sharing across the entire supply chain. Asite’s range of solutions connect dispersed teams across the lifecycle of capital assets, enabling them to build better and build resilience. With Asite, capital project owners stay at the forefront of innovation, maintaining a golden thread of information throughout a project to facilitate the creation of digital twins.

Starting Price: $375.00/month/user

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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

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ENACT Solar Software

ENACT Systems

Our innovative platform speeds up sales and project execution, delivering high performing solar and energy storage systems. Features include: remote design using satellite images, proposals with detailed pricing and energy analytics, and seamless project management. Our app for end-customers is the first of it’s kind; the only platform that verifies predictive performance and savings. Features included solar and storage power-flows, utility bill savings, and performance analytics. Multiple workflows for team members and task assignment. Use high-resolution satellite images to create residential or commercial layouts. Close deals faster with beautiful and accurate proposals. Manage projects to rapid completion and impress customers.

Starting Price: $199 per month

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RFEM

Dlubal Software

The FEA program RFEM allows for quick and easy modeling, structural and dynamic calculation, as well as the design of models with member, plate, wall, folded plate, shell, and solid elements. Due to the modular software concept, you can connect the main program RFEM with the corresponding add‑ons in order to meet your individual requirements. The structural analysis program RFEM provides structural engineers with a 3D FEA program that meets all requirements in modern civil engineering. Efficient data input and intuitive handling facilitate the modeling of simple and complex structures. The structural analysis program RFEM is the basis of a modular software system. The basic program RFEM is used to define structures, materials, and loads for planar and spatial structural systems consisting of plates, walls, shells, and members. The program also allows you to create combined structures as well as model solid and contact elements.

Starting Price: €697.50 rent 1 month

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Mapware

Mapware is the future of drone mapping software. Generate bigger, better 3D maps in the cloud. With Mapware’s easy-to-use interface, anyone can turn 2D drone photos into photorealistic 3D environments using a process called photogrammetry. Powerful enough for the biggest challenges. Simple enough for any project. Whether you want to map one building, a dozen cell towers, a whole oil field, or even an entire city, Mapware is the best tool for the job. Our browser-based software is easy to access from any device.

Starting Price: $99

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ReluxDesktop

RELUX Informatik AG

ReluxDesktop is a high-performance, intuitively-operated application for simulating artificial light and daylight. It provides you with rapid and efficient support on all the different aspects of big and small projects, without taking any unnecessary roundabout routes. Simulation of lighting and sensors in real-time! Calculation of absolute values, national and international standards, compatible with CAD and BIM systems, plus a great deal more. The application is available to you free of charge thanks to the support of our partners in the industry. Make ReluxDesktop your day-to-day tool, you'll be surprised how much time you save with it! Add-on for other programs. Useful functions for Autodesk Revit. Add-on for ReluxDesktop. Real tunnel calculation based on the current standards.

Starting Price: free of charge

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Best Free Engineering Software

Compare the Top Free Engineering Software as of July 2025

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