List of the Top 18 Circuit Simulation Software for Windows in 2025

OrCAD® X represents a comprehensive platform for PCB design that enhances user experience, boosts performance, and streamlines automation. This software suite encompasses various applications such as schematic design, PCB layout, simulation, and data management. Among its offerings, OrCAD X Capture stands out as a widely used tool for creating and documenting electrical circuits. Complementing this is PSpice®, an integrated virtual SPICE simulation engine within Capture, which empowers users to prototype and validate their designs through top-tier native analog, mixed signal, and advanced analysis capabilities. Additionally, OrCAD X Presto and OrCAD X PCB editor facilitate seamless collaboration between ECAD and MCAD teams, enabling designers to produce superior PCBs more efficiently. OrCAD X Presto features a user-friendly interface tailored for novice designers as well as electrical engineers and PCB designers who prioritize rapid PCB development, making it an essential tool in today's fast-paced design environment. The combined functionalities of these applications ensure that designers can meet the evolving demands of the industry effectively.

More than a million components are continuously updated in real time, enabling you to focus on design while also allowing for the creation or import of your own libraries. By collaborating with LCSC, a leading distributor of electronic components in China, EasyEDA provides users with direct access to an extensive inventory of over 200,000 components that are readily available. Designers can effortlessly verify availability, check pricing, and place orders throughout their workflow. The platform includes all the features of the online version, enhanced with expanded design areas and additional improvements, making it highly recommended for all users. Its intuitive interface allows those accustomed to other PCB design software to adapt quickly. The application is lightweight and resource-efficient, ensuring a smoother user experience that can expedite your design processes. There’s no need for activation; just register and log in to start using the platform without any concerns about licensing issues. Automatic local backups and document recovery options are always available, while your files are also securely stored on a cloud server, offering a dual-layer backup for your data protection. This comprehensive backup system further guarantees that your work remains secure against unexpected data loss, providing you with confidence and tranquility during the design process. Ultimately, EasyEDA combines convenience and security, making it an indispensable tool for modern designers.

Leverage the power of COMSOL's multiphysics software to accurately model real-world designs, devices, and processes. This adaptable simulation platform is built on advanced numerical methods and offers extensive features for both fully coupled multiphysics and individual physics modeling. Users can follow a comprehensive modeling workflow that encompasses everything from creating geometries to conducting postprocessing analyses. The software includes user-friendly tools that facilitate the development and implementation of simulation applications. COMSOL Multiphysics® guarantees a uniform user interface and experience across a wide range of engineering disciplines and physical phenomena. Moreover, specific functionalities can be accessed through add-on modules tailored to areas such as electromagnetics, structural mechanics, acoustics, fluid dynamics, thermal transfer, and chemical engineering. Users can also choose from various LiveLink™ products to ensure seamless integration with CAD systems and other external software. In addition, applications can be deployed via COMSOL Compiler™ and COMSOL Server™, allowing the creation of models and simulation applications driven by physics within this robust software ecosystem. The extensive capabilities of COMSOL empower engineers to push the boundaries of innovation while enhancing their projects effectively, ultimately leading to improved efficiency and creativity in design and analysis processes.

The schematic editor enables users to create an unlimited number of designs without encountering any paywalls for additional features. With an integrated schematic editor and a comprehensive library of schematic symbols, you can quickly embark on your design projects. You can craft professional-grade PCB layouts featuring as many as 32 copper layers. KiCad now boasts a push-and-pull router capable of routing differential pairs while interactively adjusting trace lengths. Additionally, KiCad offers a 3D viewer that allows you to examine your design on an interactive canvas, giving you the ability to rotate and pan to observe details that may be challenging to discern in a 2D view. There are multiple rendering options available, allowing you to modify the board's appearance or selectively hide and reveal certain elements. The schematic capture process in KiCad is both rapid and effective, equipped with all necessary tools to facilitate this task. The user interface emphasizes productivity, making it easy to work efficiently. Furthermore, large designs can be organized into hierarchical subsheets, ensuring that complexity knows no bounds. This flexibility allows for the creation of intricate designs tailored to various needs.

Fusion 360 effectively merges design, engineering, electronics, and manufacturing into a unified software platform. This powerful environment provides an all-encompassing suite that fuses CAD, CAM, CAE, and PCB functionalities into one comprehensive development toolkit. Users are also equipped with premium features such as EAGLE Premium, HSMWorks, Team Participant, and a variety of cloud-based services, including generative design and cloud simulation, enhancing their productivity. With a vast array of modeling tools, engineers are able to design products efficiently while ensuring their form, fit, and function through various analytical methods. Sketch creation and modification is streamlined through the use of constraints, dimensions, and advanced sketching capabilities. Additionally, users can effortlessly edit or rectify imported geometry from diverse file formats, which significantly optimizes their workflow. Design changes can be executed without worrying about time-dependent features, allowing for greater flexibility. The software also facilitates the creation of complex parametric surfaces for tasks ranging from geometry repair to intricate design work, while adaptive history features like extrude, revolve, loft, and sweep respond dynamically to any design modifications. This adaptability and robustness make Fusion 360 an indispensable asset in contemporary engineering practices, ultimately empowering users to innovate and enhance their projects with greater ease.

The graphical schematic capture interface enables users to analyze circuit schematics and produce simulation outputs, which can be explored in greater detail through the built-in waveform viewer. One essential factor in circuit design is the ability to quickly grasp the circuit's layout, ensuring its correctness and identifying any limitations it may have. LTspice stands out among a wide range of simulation tools, facilitating fast design iterations to improve workflow efficiency. Moreover, users can take advantage of keyboard shortcuts in LTspice, providing a streamlined method for executing commands without the need to navigate through menus or toolbars. Our extensive collection of technical resources addresses a variety of LTspice topics, which includes tutorials on utilizing transformers, integrating third-party models, and designing and managing symbols. Additionally, these resources are designed to bolster your overall knowledge and expertise with the software, enabling you to utilize its full potential effectively. Engaging with these materials can significantly enhance your proficiency and confidence in using LTspice for complex circuit simulations.

There are many circuit simulation tools available in the current market. Their promotional materials highlight exceptional performance, impressive speed, adherence to industry standards like SPICE, and user-friendly designs featuring intuitive interfaces. The most effective way to gauge a tool's capabilities is to experience it firsthand, which is precisely what a number of NL5 users have chosen to do. I eagerly await the positive insights they are likely to share in the near future. It’s crucial to understand what to expect from NL5: it is not merely another variant of SPICE, nor is it an exact replacement. In certain scenarios, NL5 offers considerable advantages, while in other situations, it performs sufficiently, and there are some contexts where it may not be the best fit. Ultimately, the adaptability of NL5 positions it as an attractive choice for particular applications in circuit simulation, making it a noteworthy contender among its peers. Users interested in innovative solutions will find NL5 to be a significant addition to their toolkit.

The Easy-wire mode streamlines the connection of components, significantly cutting down on the number of clicks required and alleviating user frustration. With the ability to evaluate expressions that account for unit measurements, you can effortlessly visualize a variety of important signals, such as differential signals and power losses. In-browser simulation and plotting tools facilitate faster design and analysis, ensuring that your circuit functions correctly even before any soldering takes place. Enhanced simulation features provide a range of options, such as frequency-domain (small signal) simulations, the capability to adjust circuit parameters over a defined range, and the integration of arbitrary Laplace transfer function blocks, among other advanced functionalities. Managing multiple signals becomes effortless with customizable plotting windows, which include vertical and horizontal markers for accurate measurements and calculations. Furthermore, you can swiftly design generic rectangular symbols for integrated circuits or system-level wiring diagrams with minimal effort, thereby improving your overall design process. This intuitive approach not only empowers engineers and designers to unleash their creativity but also allows them to sidestep the challenges posed by intricate procedures, ultimately fostering a more productive environment for innovation and development.

This platform enables users to design and analyze electronic circuits while experimenting with various theoretical situations without the worries of faulty components or inadequate connections. CircuitLogix supports analog, digital, and mixed-signal circuits, boasting a dependable SPICE simulation that delivers precise outcomes mirroring actual performance. Additionally, both versions of CircuitLogix are equipped with 3DLab, a "virtual reality" lab space designed to replicate the appearance and functionality of authentic devices and instruments. Users can explore approximately 30 distinct tools and instruments within 3DLab, including batteries, switches, meters, lamps, resistors, inductors, capacitors, fuses, oscilloscopes, logic analyzers, and frequency counters. This extensive selection of resources provides a rich and interactive learning environment for those engaged in electronic circuit design, ensuring that users can fully immerse themselves in their studies. Ultimately, this platform fosters an innovative approach to understanding complex electronic concepts.

Our online circuit simulator seamlessly bridges the gap between theoretical knowledge and practical usage via a user-friendly interface. Users can design, simulate, and share electronic circuits in a digital space, where they can witness the real-time interactions among various components. This hands-on approach allows for a more engaging and effective learning experience as individuals manipulate circuit behaviors directly. Educators find value in DCACLab, as it enhances their instructional techniques with interactive visuals and live examples, while students enjoy a safe platform for exploration and understanding, deepening their comprehension of electronics. In this way, DCACLab turns obstacles into valuable opportunities for experiential learning and deeper insights. Users can also experience the functionality of a realistic multimeter within our interactive simulator, able to measure ohms, voltage, and resistance, thereby providing a thorough and authentic educational journey. Navigate the captivating world of electronics with ease and clarity, ensuring that the learning process is both enjoyable and enlightening. Ultimately, this simulator not only fosters skill development but also encourages creativity in circuit design.

TopSpice is a sophisticated mixed-mode circuit simulator designed for seamless operation on PCs, integrating analog, digital, and behavioral simulation features. It excels in its price range by offering an advanced SPICE simulator, a user-friendly integrated design environment that encompasses everything from schematic capture to graphical waveform analysis, and robust full 64-bit support for improved speed and memory efficiency. Users can effortlessly create designs using schematic diagrams, text-based netlist (SPICE) files, or a combination of both approaches. All design and simulation functions can be accessed through either the schematic or netlist editor interfaces, enabling a flexible and efficient workflow. Moreover, TopSpice boasts a powerful mixed-mode mixed-signal circuit simulator capable of managing any combination of analog components, digital elements, and high-level behavioral blocks. This software allows users to validate and refine their designs effectively, ensuring optimal performance at every level from the overall system to individual transistors. By providing such comprehensive capabilities, TopSpice serves as an essential resource for engineers and designers who prioritize accuracy in their simulation processes. Additionally, its versatility and user-centric features contribute to a streamlined design experience that enhances productivity.

PrimeSim HSPICE circuit simulation stands as the benchmark within the industry for accurate circuit analysis. It boasts foundry-certified MOS models along with advanced simulation and analytical algorithms. With a legacy spanning over 25 years, HSPICE has proven its reliability in design tape outs and is regarded as the foremost circuit simulator in the field. It is utilized for on-chip simulations across various domains, including analog designs, RF, custom digital, standard cell design, as well as memory design and characterization. Additionally, it is employed for off-chip signal integrity simulations, covering the full spectrum from silicon to package to board and backplane analysis. Serving as a vital part of Synopsys's analog/mixed-signal (AMS) verification suite, HSPICE effectively tackles the major challenges associated with AMS verification. Its reputation for precision in circuit simulation remains unmatched, further enhanced by its provision of cutting-edge simulation techniques and foundry-validated MOS device models. With its comprehensive capabilities, it continues to be an essential tool for engineers in the semiconductor industry.

EAGLE stands as a robust electronic design automation (EDA) tool, empowering printed circuit board (PCB) designers to seamlessly merge schematic diagrams, component layouts, PCB routing, and a vast array of resources. This software boasts a rich set of features for PCB layout, enabling you to turn your design ideas into tangible creations. The drag-and-drop functionality for reusable design elements across various projects ensures that your schematic and PCB circuitry are consistently aligned. To support accuracy, EAGLE provides an extensive suite of electronic rule checks that validate your schematic designs, ensuring they remain aligned with your objectives. Furthermore, any changes made are automatically updated between the schematic and layout, allowing you to focus on the creative aspects of your work. With complete control over your design workflow, you can significantly reduce the chances of unexpected problems by utilizing fully customizable PCB design rules and constraints tailored to your requirements. Additionally, the expanding library of components offers you effortless access to parts that are dynamically linked to your future designs. This not only streamlines the component incorporation process but also enhances the likelihood of achieving a successful PCB project. Ultimately, EAGLE equips designers with the tools they need to innovate while simplifying the technicalities of the design process.

Multisim™ software merges the well-established SPICE simulation with an intuitive schematic environment that facilitates the instant visualization and assessment of electronic circuit functionality. Its design prioritizes user engagement, aiming to support educators in solidifying circuit theory and improving student comprehension of concepts during their engineering education. By incorporating powerful circuit simulation and analysis into the design process, Multisim™ aids researchers and designers in significantly decreasing the number of printed circuit board (PCB) prototypes required, which in turn cuts development expenses considerably. Specifically designed for educational settings, Multisim™ functions as a valuable resource for courses and laboratories focused on analog, digital, and power electronics. With its extensive array of SPICE simulation capabilities, analysis tools, and PCB design features, Multisim™ enables engineers to refine their designs with greater efficiency and improve the performance of their prototypes. This software not only optimizes the design workflow but also promotes an interactive learning environment for students passionate about electronics, ultimately leading to a more thorough grasp of electronic concepts. By fostering such an engaging atmosphere, Multisim™ contributes significantly to the educational journey of future engineers.

For over 25 years, PSIM has been a leader in simulation and design software for power electronics and motor drives. With its intuitive interface and robust simulation capabilities, PSIM offers a holistic solution that caters to the varied simulation and design needs of its users. The software excels at streamlining tasks such as rapid calculations for power converter losses, evaluating motor drive efficiency, conducting EMI analyses, and integrating analog and digital control features. Additionally, PSIM automates the generation of embedded code, facilitating swift prototyping of control systems. Its extensive array of Design Suites allows users to easily develop power supplies, EMI filters, and motor driving systems, significantly boosting both productivity and ease in the design workflow. This versatility positions PSIM as an essential resource for engineers and designers, empowering them to innovate and efficiently deliver effective solutions in their projects. As a result, the software not only enhances individual work but also contributes to overall industry advancements.

TINA-TI provides an extensive array of analyses, including standard DC, transient, and frequency domain evaluations within SPICE, as well as numerous additional functionalities. It features powerful post-processing tools that allow users to tailor their results to meet individual needs. With virtual instruments, it is simple to select input waveforms and investigate voltages and waveforms across different nodes in the circuit. The schematic capture tool is designed to be exceptionally intuitive, making it easy for beginners to get started quickly. Installing TINA-TI requires about 500MB of disk space, and the installation process is straightforward, which allows for hassle-free uninstallation if necessary. However, we are confident that once you explore its features, you’ll be inclined to keep it. Developed exclusively by DesignSoft for Texas Instruments, this free version maintains full functionality but does not include certain advanced features available in the complete TINA package. Overall, TINA-TI is an outstanding resource for both beginners and seasoned professionals who are looking to perform detailed analyses of electronic circuits. Users will appreciate the blend of simplicity and depth it offers for effective circuit evaluation.

This innovative tool blends accuracy with high efficiency in a detailed design environment, allowing simulation speeds that are 10-50 times faster than SPICE for power supply applications. It retains all features of SIMetrix Classic while utilizing the same user-friendly graphical interface that comprises a hierarchical schematic editor and a waveform viewer. The system can swiftly pinpoint the steady state operating point of a switching circuit, thereby negating the necessity to simulate initial transient conditions. Additionally, it simplifies the process of converting SPICE transistor and diode models into SIMPLIS format by performing a SPICE simulation for parameter extraction. With its sophisticated digital simulation library, which includes a wide range of digital functions such as counters, ADCs, and DACs, designers have immediate access to essential tools. This combination of advanced capabilities renders it an indispensable resource for professionals engaged in power supply design and simulation, enhancing both productivity and design accuracy. By streamlining the simulation process, users can focus more on innovation rather than technical obstacles.

As electronic designs grow increasingly intricate, the challenge of identifying errors becomes more significant, leading to potential high costs and extensive hours of remedial work. Early detection of these errors is crucial to avert possible damage, yet often these issues are not revealed until the testing phase or when the product reaches the customer. To address this, BQR CircuitHawk offers a distinctive and robust tool for analyzing electrical circuit stress and spotting design mistakes before production. By identifying errors during the design phase, prior to layout and manufacturing, CircuitHawk ensures that the final verification process reveals no issues related to schematics, connectivity, or stress. This proactive approach not only shortens design cycles and accelerates the time to market but also contributes to significant cost savings and enhances the company's reputation. Furthermore, CircuitHawk seamlessly combines design error detection with thermal analysis, MTBF, and service life predictions at the schematic level, setting a new standard in the industry before the PCB layout stage. Ultimately, this tool empowers engineers to achieve a higher level of precision in their designs, ensuring better overall performance.