List of the Top 25 SaaS Solar Design Software in 2025

PVcase Ground Mount is a software tool built on AutoCAD that facilitates the design of large-scale solar power plants. This application empowers solar engineers to cut down on costs while boosting reliability and enhancing the performance of solar installations. By utilizing realistic, terrain-focused PV layouts, it minimizes project uncertainties and helps avoid design mistakes. Even the best solar designs can suffer from high capital expenditure, so obtaining a clear cost breakdown from the outset is crucial. The software enables optimization of designs while evaluating potential shading challenges that could impact performance. Additionally, it simplifies the electrical design process through effective string mapping and strategic device placement. The platform also allows for easy downloading and sharing of key estimates such as cable runs and piling lengths among team members, promoting seamless collaboration. Furthermore, PVsyst provides the capability to export your solar design in a tailored format, ensuring compatibility with various project requirements. This combination of features makes PVcase Ground Mount an essential tool for efficient solar plant development.

Pylon offers an easy-to-use design software that enables you to generate precise proposals in under two minutes from virtually anywhere. As a unique feature, Pylon allows users to access high-resolution imagery directly within the application. The software also includes an award-winning 3D Solar Shading toolkit, which assists in identifying and monitoring shading effects throughout the seasons. With Pylon's load profile analysis and interval data analysis, your team can gain valuable insights into customer consumption trends. By examining load profiles and interval data, you can make more informed decisions. The use of interactive Web and PDF proposals, along with native eSignatures, can significantly enhance your ability to finalize solar proposals. Additionally, Pylon provides a fully integrated solar Customer Relationship Management (CRM) system that seamlessly works with its design software to streamline the proposal conversion process. The Pylon Solar CRM includes features such as two-way SMS and email communication, team and lead management, as well as ready-made deal pipelines to optimize your workflow. This comprehensive solution ensures that your team can collaborate effectively while maximizing opportunities in the solar industry.

A thorough evaluation of solar energy potential is crucial at the pre-feasibility phase of any project. Not only is it necessary to obtain trustworthy results, but the analysis must also be performed in a timely manner. Resources like Solargis's iMaps and pvPlanner provide rapid access to accurate solar yield predictions. The new Prospect tool further improves the accuracy of these forecasts while promoting collaboration throughout the solar project development stages. Among the various sources of solar data, Solargis is distinguished for its exceptional precision and dependability, a claim backed by numerous independent studies. This data has been validated in over 1,000 locations across the globe, with validation statistics for more than 180 accessible non-confidential sites showcased on the validation map. Additionally, while well-known simulation tools like PVsyst offer advanced features for designing systems and modeling energy, it is essential to recognize that the default weather data included may not always be reliable. Consequently, employing validated solar data is critical for maximizing project success, and leveraging such resources can significantly enhance overall project outcomes.

Virto Solar develops innovative web and CAD applications tailored for solar energy solutions. Among our offerings is the popular Virto.CAD plugin designed for AutoCAD and BricsCAD (BIM). Our software is specifically optimized for extensive solar parks, whether on rooftops or ground installations. We are thrilled to introduce Virto.MAX this year, a user-friendly web application that enables sales teams to effortlessly design custom layouts for solar parks with just a few clicks. Additionally, we are collaborating with major players in the solar industry to enhance our Virto.CORE software, an advanced white-label framework that facilitates the creation of tailored web applications for manufacturers of mounting systems and wholesalers, streamlining the solar design and engineering workflow. This commitment to innovation positions us at the forefront of the solar technology landscape.

Boosting customer conversion rates becomes achievable with a sales cycle that employs TSL, streamlining the creation of high-performance photovoltaic designs. By harnessing automation and remote analysis, significant savings in both time and resources are realized. The platform boasts an advanced 3D modeling portal that conducts thorough shading analyses and facilitates the automated design of panel layouts. Users can effortlessly craft precise shapes using the polygon tool, which allows for intuitive structural design based on existing models. With the dimension tool, meticulous measurements are ensured as users can click and drag polygons while inputting dimensions with a simple tap of the tab key. Each sub-array, representing a group of panels within a specified area, can be customized to fit various rooftop configurations, including adjustable mounting heights to cater to specific requirements. The drag-and-drop functionality enhances usability, enabling users to add, delete, or reposition panels seamlessly within the SolarLabs interface. By merely clicking on the table, users can move panels to any preferred location on the roof, all while benefiting from a 3D view that guides the design process visually. This cutting-edge methodology significantly simplifies solar system planning and substantially improves design efficiency, making it an invaluable tool for professionals in the industry. Overall, this approach not only optimizes the workflow but also maximizes the potential for successful project implementations.

Our innovative platform significantly enhances sales and the execution of projects, delivering superior solar and energy storage solutions. Among its standout features are remote design capabilities that utilize satellite imagery, detailed proposals that include accurate pricing and energy assessments, and integrated tools for project management. A highlight of our offering is the customer-facing application, which stands out in the market by validating expected performance and cost savings. Other functionalities include tracking solar and storage power flow, calculating utility bill savings, and ongoing performance monitoring. The platform is designed to accommodate various workflows, facilitating team collaboration and effective task delegation. By harnessing high-resolution satellite imagery, users can effortlessly create layouts for both residential and commercial projects. Improve your sales approach with visually compelling and precise proposals that lead to faster deal closures. Moreover, manage projects efficiently to ensure they are completed swiftly while surpassing client expectations. This comprehensive suite of features positions our platform as an essential tool for businesses operating in the renewable energy industry, driving both efficiency and success. As the demand for renewable energy solutions grows, our platform remains at the forefront, continually evolving to meet the needs of our clients.

PVSketch is an intuitive web-based application designed to streamline the development of solar energy projects. Its user-friendly interface allows sales representatives to access a detailed layout tool without requiring extensive prior knowledge. This cutting-edge tool significantly improves the visualization of solar solutions while delivering trustworthy energy modeling features. As part of the broader PVComplete ecosystem, PVSketch fosters effective collaboration among solar developers, installers, and engineers, enhancing both workflow efficiency and accuracy. Sales representatives can quickly kickstart projects online using PVSketch, which can then be seamlessly transitioned to PVCAD, an AutoCAD plugin, for comprehensive engineering design. By simplifying solar design, PVSketch empowers users to assemble complete solar projects in just five clicks. The platform's easy-to-use drawing tools ensure that anyone can achieve precise solar designs effortlessly. With a single click, users can generate a full layout, while those looking to enhance their projects further can refine their designs into more intricate configurations, raising the overall quality. Ultimately, PVSketch not only accelerates the early stages of solar project creation but also equips users with the tools to develop sophisticated and customized energy solutions. This capacity to adapt and modify designs makes PVSketch an invaluable resource for anyone involved in solar energy development.

SunDAT provides an innovative web-based platform for the design of utility-scale and commercial solar photovoltaic systems. Utilizing advanced patented technology, it aims to enhance the Ground Coverage Ratio (GCR) and increase energy production, even in difficult terrain. The system efficiently navigates complex boundaries and obstacles, greatly streamlining the design workflow. By automating various tasks, SunDAT significantly boosts the efficiency of solar design processes, allowing users to easily locate steep slopes or areas within an array that may require grading or should be avoided. Furthermore, the software allows for the creation of visual heatmaps, which can be exported to PVsyst for in-depth analysis, along with facilitating pile length calculations with ease. It supports exporting project data in multiple formats, including PDF, DXF, and DAE, which enhances its compatibility with design programs like AutoCAD and PVsyst for additional refinement and assessment. SunDAT Web is specifically designed to cater to both large utility projects and commercial PV installations, ranging from expansive 150MW ground-mount systems to smaller 2 MW rooftop projects. With SunDAT, users can be confident that their solar designs are not only effective in energy production but also optimized for the best use of available land. This comprehensive tool is essential for professionals aiming to maximize their renewable energy initiatives.

Effortlessly generate residential solar designs that are permit-ready at no cost. In just minutes, you can create a comprehensive permit package for as low as $49, all with a simple click. With the touch of a button, you can produce a solar permit package ready for submission. Each interaction is designed for maximum efficiency and convenience, making it incredibly accessible for users. Lyra is so intuitively structured that even experienced solar industry professionals can begin utilizing it immediately, without any prior training required. You can generate precisely what is needed for a permit, whether it’s a straightforward preliminary design or a complex, component-level permit-ready version. With just one click, convert your design into a permit package, showcasing just how simple the process is. The Lyra solar design tool is entirely free to use, needing only your email to initiate your first design. We also partner with solar design software companies to enhance their offerings. If your product currently does not support permit packaging features, reach out to us for potential collaboration opportunities. By working together, we can broaden our impact and enhance the tools available to solar professionals worldwide. This collaborative approach not only benefits individual users but also contributes to the growth and improvement of the solar industry as a whole.

Introducing an all-encompassing online platform designed specifically for solar industry experts, capable of revolutionizing your proposal development process entirely. Featuring a cutting-edge 3D design engine, dependable energy yield simulations, a comprehensive financial calculator, and an easy-to-use drag-and-drop proposal editor, HelioScope facilitates quick and effective responses to client requests. The platform boasts numerous features, such as 3D modeling, rapid proposal creation, reliable simulations, limitless design possibilities, real-time assistance, single line diagrams, automated CAD exports, one-click sharing, compatibility for systems up to 5 MW, an extensive library of 45,000 components, and global weather coverage with pan file support. Moreover, HelioScope empowers solar professionals to streamline their project management while ensuring exceptional accuracy and dependability. With this innovative tool, users can elevate their workflow and enhance client satisfaction significantly.

PV*SOL offers an exceptional array of configuration options and shading analysis specifically designed for photovoltaic systems. Users can evaluate solar energy production, size solar panels effectively, and carry out economic projections customized to their specific configurations. By leveraging sophisticated simulation models, informed design decisions become achievable. Furthermore, the software assists clients and partners in understanding the complexities of their solar setups by generating visually stunning and professional reports. It also supports the integration of financial incentives and complex tariff models, enhancing overall financial strategies. Experience the finest results with our leading product that utilizes state-of-the-art 3D technology for precise and realistic PV system designs. Our industry-leading software is the ideal choice for the swift and reliable development of photovoltaic systems. Additionally, you can delve into the functionalities of our solar calculation and PV power output software by accessing the free online version of PV*SOL. This initiative allows prospective users to test the software's effectiveness and capabilities before making any financial commitments, ensuring they make the best choice for their solar energy needs. Ultimately, exploring this free version can lead to a deeper understanding of how PV*SOL can benefit your solar projects.

Web Solar Cloud is a user-friendly online platform designed for the swift creation of solar project designs. This tool enables users to generate professional-grade solar layouts efficiently, making it accessible even for beginners in solar design. Additionally, the software compiles a comprehensive documentation package that fulfills local permitting requirements, which encompasses intricate solar panel arrangements and electrical schematics. This makes the entire process of solar project planning not only simpler but also more streamlined for users.

Solarius PV proficiently evaluates the effects of solar shading caused by far-off obstructions such as mountains, hills, buildings, and trees through a simple photographic survey combined with the solar diagram tailored for the specific installation site. Furthermore, it allows users to analyze the shadows cast by nearby structures like chimneys, walls, and antennas on photovoltaic modules, which can affect the system's layout as the sun's position shifts throughout the year, month, day, or even hour. Additionally, the tool automates the management of shadow projections between parallel rows, ensuring that the spacing of modules is optimal across various surface orientations, be they horizontal, vertical, or tilted, which ultimately improves the overall performance of the system. By offering these capabilities, Solarius PV streamlines the design process and enhances energy efficiency, making it an invaluable resource for solar energy projects. This approach not only simplifies the planning phase but also contributes significantly to maximizing energy generation potential.

SolarEdge Designer is a free online resource tailored for professionals in the solar industry, aimed at substantially lowering the expenses linked to photovoltaic design while facilitating the creation of compelling client proposals. This comprehensive platform empowers users to design, build, and validate SolarEdge systems for both residential and commercial applications, spanning from the initial idea to the final installation, which is vital for securing sales. Users benefit from an efficient design workflow that integrates a variety of automated features, such as stringing, quick design validation, identification of various obstacles, and bulk mapping of Power Optimizer barcodes. Moreover, site layouts can be easily exported to the SolarEdge Monitoring Platform, streamlining project management. To enhance customer engagement, the tool generates persuasive proposals that include thorough reports and accurate energy simulations, independently verified by DNV GL. The financial analytics capabilities provide precise assessments of potential savings on energy costs and return on investment for system owners. Additionally, the platform includes an impressive 3D simulation of the project site, further enriching the visual appeal of the proposals presented. By leveraging this advanced tool, solar industry professionals can not only refine their sales techniques but also significantly boost client satisfaction and confidence in their offerings. Ultimately, this innovative solution stands to transform how solar projects are conceived and sold, paving the way for greater industry success.

Define detailed roles and permissions for each team member, from account owners to sales staff and accountants, to ensure that everyone has customized access to the software features they need while limiting entry to irrelevant sections. Keep a close watch on all your projects—whether they are new, in progress, or finished—using an intuitive dashboard that gives you a clear picture of your operations. With a real-time, all-encompassing view of your account, you can guarantee that no important detail is overlooked. Customize your proposals by integrating your company's branding, adjusting or removing sections as necessary, and including your logo and cover image to boost the visual attractiveness of your quotes. Utilize our good, better, best feature to offer clients a variety of product and pricing choices within a single proposal, enabling them to quickly e-sign their preferred option. Furthermore, enhance the permit application process and interact with homeowners like never before by employing our cutting-edge virtual site assessment tool, which fosters better remote communication. This comprehensive set of features is tailored to streamline your workflow and significantly enhance client relationships, ultimately leading to improved satisfaction and loyalty. By implementing these strategies, you will not only increase efficiency but also position your business for long-term success.

Sighten is committed to supporting individuals engaged in the selling, financing, and installation of solar energy systems every day. We are proud to witness how our innovative design, proposal, and sales software contributes to our clients' swift growth and improved operational efficiency. Expand your network with the only solar software designed specifically for channel managers and teams working across various states. Our platform enables you to seamlessly track your entire deal pipeline while ensuring open lines of communication with your partners. Operating without effective software can lead to disarray and severely limit your growth and revenue opportunities. In the absence of a unified platform, you might face difficulties related to deal clarity, partner engagement, and efficiently presenting financing options to your channel, underscoring the necessity of having the appropriate tools for success. Utilizing Sighten allows you to optimize your operations and amplify your influence in the solar sector, ultimately setting you up for long-term success and sustainability in a competitive market.

Start by developing a preliminary design that outlines the module and inverter configuration along with the general layout. Progress this into a permit-ready design by following a simplified four-step wizard. You can define the installation site by utilizing aerial imagery or by importing a 3D model from platforms like EagleView or RoofOrders. Leveraging SolarDesignTool, you can swiftly create a photovoltaic system design and assemble a solar permit package in just 15 minutes. This permit package will include a variety of critical documents, such as a project overview, site layout, single-line diagram, PV safety labels, plans for attachments, details for support racking systems, a fire safety strategy, equipment specifications, and pertinent certifications. After finalizing the PV system design, generating the solar permit package becomes a straightforward task with the push of a button, facilitating a smooth transition to the required documentation. For a standard residential sloped rooftop using a commonly accepted racking system, the permit package will provide all necessary documents, ensuring compliance and readiness for the installation process. This efficient approach not only saves time but also enhances accuracy in the documentation, paving the way for a hassle-free installation experience.

Our goal is to hasten the transition to sustainable and eco-friendly energy solutions. To make this happen, we plan to provide user-friendly photovoltaic (PV) design software specifically designed for solar installers, engineers, wholesalers, and manufacturers. This fresh perspective facilitates the quick and effective establishment of solar parks and related projects. With this ambition, we are dedicated to developing advanced and accurate software tools that meet industry needs. Furthermore, we understand the importance of ensuring our software integrates smoothly with current workflows. We aim to cultivate a cooperative atmosphere for engineers in the photovoltaic industry. Our design software streamlines the engineering processes for solar PV projects by automating repetitive tasks like the generation of 3D models. As a result, users can avoid the laborious task of manually drafting these models, which conserves precious time. This efficiency leads to faster and more accurate drawings for initial construction site designs, ultimately enhancing project productivity. As our company evolves, Kim Eyckmans launched his engineering career at a prominent solar EPC firm in the BENELUX region, where he acquired essential knowledge about the sector. This experience has been a driving force behind our commitment to innovate and effectively contribute to the renewable energy landscape, ensuring a brighter and more sustainable future.

After collaborating with various solar installation professionals, we developed an all-encompassing solar platform that integrates effortlessly into your existing operations, minimizing the need for extensive changes. By switching to a digital interface, you can reduce human errors, lower expenses, and improve your customer service experience. Our platform offers a complete solution that spans from capturing leads to documenting site surveys, featuring a range of solar-focused tools that set it apart from conventional CRM systems. This cutting-edge software fuses design capabilities with customer relationship management, making it easy for sales experts to independently create customized designs. With AI assistance and user-friendly design features, sales teams can efficiently handle numerous tasks. In mere minutes, generate attractive proposals that include accurate designs, solar and battery energy evaluations, as well as financial information. ARKA 360 features a powerful design studio specifically designed for engineers and technical sales staff, equipped with comprehensive 3D design functionalities, exact modeling, and sophisticated analytical tools. Ultimately, this platform not only optimizes your workflow but also enables your team to thrive in the competitive solar industry, setting new benchmarks for productivity and success. Moreover, it allows for real-time collaboration among team members, enhancing overall project execution and client satisfaction.

The HOMER software is built on a robust and innovative platform that has been embraced by over 250,000 designers and developers in more than 190 countries. Leveraging years of industry expertise, we offer highly reliable and precise solutions aimed at optimizing hybrid power systems in terms of technical efficiency and cost-effectiveness. Explore which product best suits your project's requirements, or learn more about our approach to techno-economic analysis. You can access our informative video, download an in-depth white paper, or reach out to an expert to find out how UL advisory professionals can support you. If you need help with modeling and analysis or require training in HOMER software, our dedicated team is on hand to assist you. We offer a wide range of support services designed to ensure your success at every stage of the process. UL advisory services provide you with the advantage of our deep knowledge in renewable energy, supported by our reputation as independent engineers. Our offerings include conducting feasibility studies and guiding you through design and certification processes, ensuring you receive comprehensive project support that effectively addresses your needs. Partnering with us guarantees that you will have a steadfast ally focused on realizing your project objectives. Additionally, we are committed to your ongoing success and growth in the renewable energy landscape.

pvDesign emerges as the leading cloud-based solution crafted to facilitate and elevate the research, assessment, design, and engineering of photovoltaic plants across all development phases. This state-of-the-art software significantly expedites the design and engineering processes of large-scale solar PV initiatives, resulting in improved team productivity, enhanced precision, and reduced construction expenses linked to PV facilities. By harnessing advanced digital technologies and heuristic calculations, pvDesign is revolutionizing traditional engineering methodologies through the automation and optimization of multiple tasks. Its secure cloud environment guarantees that your business data is safeguarded, enabling seamless access from any preferred browser. With pvDesign, you can proficiently oversee every stage of your photovoltaic projects, easily defining the PV plant location by uploading a kml/kmz file that details exclusion zones, substation sites, access routes, and delivery points for medium-voltage cables. This holistic strategy streamlines the planning process, allowing teams to concentrate on innovation and sustainability in the realm of solar energy development. Moreover, the user-friendly interface of pvDesign ensures that even those new to the software can quickly adapt and benefit from its powerful features.

Almost all professionals in the solar industry, specifically 98%, conduct technical evaluations at the site before construction begins, with over half completing this step prior to closing a sale. However, despite their diligence, solar companies frequently spend countless hours using ladders and taking manual measurements on rooftops, which can delay project timelines, reduce accuracy, and increase safety risks. By utilizing drone technology combined with sophisticated 3D modeling, Scanifly’s solar design software can dramatically decrease the need for rooftop inspections, potentially slashing onsite time by up to 90%, while also improving design accuracy to avoid expensive redesigns, change orders, or installation delays. Conventional tools such as ladders, tape measures, and handwritten notes may lead to inaccuracies and mistakes due to the reliance on approximations. In contrast, the use of drones and 3D modeling technology streamlines the entire process, enhancing both efficiency and safety while increasing design precision. By capturing images with your drone in JPEG format, you can digitize multiple elements of the project. Additionally, this cutting-edge technology automatically creates scaled 3D models of the intended sites, offering a thorough perspective for solar project planning. This advancement not only simplifies the workflow for solar companies but also allows for more informed decision-making throughout the project lifecycle.

Presenting the most advanced, intuitive, and accurate 3D design software available today, tailored to guarantee that your proposals are both trustworthy and financially sound, whether you're working remotely or on-site. This innovative tool enables full customization of dynamic proposals, which are conveniently available online or as PDF files. With an impressive 24% conversion rate achieved through extensive sales interactions, this software effectively streamlines the sales process across various platforms. The integration of your preferred financing solutions, featuring real-time approvals directly within the app, greatly enhances the selling experience. Furthermore, the system's built-in CRM, digital scheduling, instant notifications for customers, comprehensive hardware catalogs, on-demand permitting features, and e-signature options significantly improve your operational efficiency. You have the capability to seamlessly connect your existing CRM and business tools with our top-tier platform, allowing you to work in a manner that suits your specific needs. Enjoy a uniquely tailored approach to generating proposals that not only meets your business requirements but also maximizes efficiency and success in every transaction. This software represents a transformative leap in proposal management, setting a new standard in the industry.

In the solar contracting sector, time management is paramount. The choice of tools for sales, design, and project execution plays a vital role in determining a company’s success or setbacks. SolarNexus provides a software solution that allows contractors to operate more effectively and on a grander scale. Engaging in solar contracting can be likened to a relay race, where projects require a swift series of actions. To remain profitable while scaling operations, it is essential to facilitate seamless transitions and optimize workflow processes. Our offerings encompass a full suite of sales and operational tools, along with professional services designed to empower contractors in advancing their solar businesses. With our deep understanding of the solar contracting landscape and enterprise software, we excel at pinpointing and rectifying inefficiencies that might otherwise be overlooked. Furthermore, we are dedicated to aiding contractors in refining their operations, ensuring they can navigate and thrive in this ever-evolving market environment. Ultimately, our goal is to equip solar contractors with the resources they need to not only survive but flourish in a competitive industry.

PV F-CHART serves as a comprehensive software solution for the analysis and design of photovoltaic systems. This tool provides estimates of average monthly performance for each hour of the day. Utilizing calculation methods pioneered by the University of Wisconsin, it adeptly incorporates solar radiation data while accounting for the statistical variations in both energy loads and radiation. Furthermore, it harnesses weather data from over 300 locations, with the capability to add more data as necessary. The software also includes detailed hourly load profiles for every month, adjustments for statistical variations in load, time-of-day pricing for energy transactions, and thorough life-cycle economic analysis that factors in cash flow and monthly parameter changes. By integrating these various features, PV F-CHART emerges as a powerful and versatile option for photovoltaic system evaluation. Its user-friendly interface and comprehensive functionalities make it suitable for both professionals and enthusiasts in the field.