Best Free Engineering Software of 2026

Interfacing Integrated Management System (IMS)

Interfacing Technologies Corporation

Interfacing’s Integrated Management System (IMS) is an AI-powered platform that unifies BPM, QMS, Document Control, and GRC into one platform. Organizations use IMS to model and automate processes, control documents, manage risks, and maintain regulatory compliance with full traceability and audit readiness. Built for highly regulated sectors such as aerospace, life sciences, finance, and government, IMS provides real-time visibility, automated workflows, and AI-driven insights that improve quality and reduce operational risk. The platform is ISO 27001 certified and fully validated for 21 CFR Part 11, making it suitable for mission-critical environments requiring strong governance, security, and control. IMS also includes low-code automation, process mining, audit management, training tracking, CAPA workflows, and dashboards to help teams streamline operations and continuously improve. AI strengthens governance, improves accuracy, and reinforces regulatory control.

71 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

88 Ratings

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SciSure

SciSure is dedicated to transforming laboratories worldwide with innovative digital solutions. We offer a comprehensive Digital Lab Platform (DLP), which integrates the Electronic Lab Notebook (ELN), Laboratory Information Management Systems (LIMS), machine learning, and AI. Our platform is designed to seamlessly integrate with your lab’s equipment and software, offering flexibility, security, and exceptional efficiency. By centralizing and optimizing all your research and process development workflows in a compliant environment, we empower researchers to focus on making ground-breaking discoveries. Our team of lab digitalization specialists is here to support you throughout your digitalization journey.  

295 Ratings

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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.).

16 Ratings

Starting Price: $89/month/user

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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.

44 Ratings

Starting Price: $0.00/one-time/user

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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...)

4 Ratings

Starting Price: $79/month/user

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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

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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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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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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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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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Canvas

Occipital

The new power tool for home improvement. Fast, easy, mobile 3D scanning for home service pros and DIY warriors. Powered by the world’s first mobile depth sensor, the Structure Sensor, Canvas makes capturing a 3D model of a room delightfully easy. Simply tap scan, walk around the room, and watch as a scale-accurate model is built in real-time, right on your iPad. No more busting out the measuring tape and converting scribbles into floor plans later – Canvas captures tens of thousands of measurements all at once, and then pieces it together into an interactive 3D model. Your 3D model is saved on your iPad, so you can go back and revisit any space, at any time. Whether you just need to refresh your memory of a given viewpoint or capture a forgotten measurement, you're never more than a few taps away. Save hours with professional-grade CAD output. With our Scan To CAD service, we’ll convert your scan into an editable, professional-grade, CAD file.

1 Rating

Starting Price: $10

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EasyEDA

More than 1 million real-time updated components have been created, letting you focus on the design, and you can create or import your own common libraries. Benefit from China’s leading electronic components distributor - LCSC , EasyEDA supports direct links to more than 200,000 real-time, in-stock components at LCSC . Designers can refer to stocks, prices, and order at any time during design. It has the same features as the online version, and has more design areas, we have made a lot of improvements, recommended. Easy to use. If you have used other PCB tools then you can use it even more quickly. Light weight, less resource hungry, smoother experience, speed up your design. No activation, just register and login to use, no licensing required. Local backup automatically with document recovery at any time. Your files will also be saved on the cloud server, giving you double backup for you data security.

1 Rating

Starting Price: $4.9 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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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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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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FlytBase

FlytBase is an enterprise-grade drone autonomy platform to fully automate aerial data collection workflows. With little to no human intervention, users can conduct scheduled and repeatable BVLOS drone flights using docking stations, all controlled from their remote command centers. By enabling apps and integrations and ensuring the highest data security standards, reliability, and scalability, the FlytBase platform lets users seamlessly integrate autonomous drones into enterprise workflows.

Starting Price: $0/user

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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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RWIND

Dlubal Software

The wind simulation program RWIND, like the other Dlubal Software programs, is easy to use and reliably provides the required result. If using RWIND, the wind will certainly not be taken out of the sails of your project. RWIND allows you to analyze wind flows (digital wind tunnel) around buildings or any other objects. For this, RWIND uses a CFD simulation (Computational Fluid Dynamics) and shows you how the wind flows affect the generated structures. Run a wind simulation for simple or complex structures – the result will always speak for itself. You can then simply import the wind loads calculated with RWIND into RFEM or RSTAB.

Starting Price: €2,950 one-time payment

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MyArchitectAI

MyArchitectAI is an AI-powered rendering tool that enables architects and interior designers to produce photorealistic images in under 10 seconds directly from their browser, eliminating the need for installations or expensive hardware. Compatible with major CAD and 3D modeling software, it supports JPG and PNG uploads, preserving the original geometry, colors, and materials of designs. Users can customize renders by describing desired outcomes or selecting from over 80 predefined architectural styles, materials, and landscapes. The AI engine manages modeling, lighting, and texturing, delivering 4K resolution images ready for client presentations or further editing. Additionally, the style transfer feature allows experimentation with various design aesthetics by blending reference images with original designs while maintaining the initial geometry. This accelerates the conceptualization process, aiding clients in comprehending design visions early on.

Starting Price: $29/month

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RSECTION

Dlubal Software

Do you often spend too long calculating cross-sections? Dlubal Software and the RSECTION stand-alone program facilitate your work by determining section properties of various cross-sections and performing a subsequent stress analysis. With the stand-alone program RSECTION, Dlubal Software provides you with a time-saving solution for the calculation of thin-walled and massive cross-sections. The program determines the section properties and performs a stress analysis. The seamless integration with the FEA software RFEM and the structural frame & truss analysis software RSTAB allows for efficient cooperation. RSECTION cross-sections are available in the RFEM and RSTAB libraries, and you can easily import the internal forces in the programs.

Starting Price: €292.50 rent 1 month

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RSTAB

Dlubal Software

RSTAB is a powerful analysis and design software for 3D beam, frame, or truss structure calculations, reflecting the current state of the art and helping structural engineers meet requirements in modern civil engineering. Use the successful structural frame & truss analysis software RSTAB for your design of beam, frame, or truss structures consisting of steel, reinforced concrete, timber, aluminum, or other materials. With RSTAB, you can easily and quickly define a structural model and then calculate the internal forces, deformations, and support reactions. There are design add-ons at your side that you can use to consider the material- and standard-specific requirements.

Starting Price: €487.50 rent 1 month

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GeoSpin

Get quick and clear answers to your questions about locations. You don’t need any IT or data knowledge, just an Internet connection. A web interface gives you access to Germany-wide forecasts, analyses, and numerous data sources. LIA provides you with a user-friendly menu to select the relevant information for your questions. The answers to your questions are intuitively displayed on an interactive map, allowing you to examine the analyses in even more depth. LIA enables you to make the right decisions in your industry. Analyze and evaluate at the click of a button, and gain a locational and competitive advantage. Whether it is complex AI forecasting, influence factor determination, digital twins, or viewing and filtering millions of data points: LIA makes location intelligence simple, fast, and intuitive for you. With the intelligent geo-data analyses from LIA, you save resources, expand your action competence, and gain advanced knowledge and a competitive edge in the market.

Starting Price: €75 per month

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Vectary

Vectary is the most accessible 3D and Augmented Reality design platform. No downloads, all in the browser. Build immersive experiences for the real world. Publish 3D and Augmented Reality content to any website, on all platforms with Vectary Web AR. Transform your imported model with high quality and free materials, environments and lightning setups in Vectary. Enhance your 3D content with access to hundreds of free high quality materials carefully selected to shine in AR. Let Vectary do the heavy lifting of reliability and performance optimization to ensure smooth experience on every device. Web AR automatically bakes physically accurate materials and shadows for extra realism and immersion. Vectary can import 3D files from all major tool-chains in the polygon, CAD modeling and 3D scanning field. Over 60 import formats are included in the free version, with additional CAD package available for specific files from Catia, Solidworks, Pro Engineer etc.

Starting Price: $12 per user per month

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MatDeck

LabDeck

MatDeck is a universal, technical software for Mathematics, Science, Engineering, Chemistry, Coding, Databases and many other uses. Our software offers a complete Python IDE; thousands of mathematical functions; a drag and drop GUI Designer and various visualization tools, all embedded within a cutting-edge, live document for an inexpensive and professional computing environment.

Starting Price: Free

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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

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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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Best Free Engineering Software

Compare the Top Free Engineering Software as of January 2026

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