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Top Competitors to Consider
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#2 Aurora Solar
Comprehensive cloud‑based design suite with advanced shading analysis, 3‑D modeling, and automated proposal generation.
#3 HelioScope
Intuitive web‑app for layout design, performance simulation, and financial analysis, known for its fast shading engine.
#4 PVSyst
Industry‑standard desktop tool for detailed system sizing, shading analysis, and energy yield simulation.
Free NREL‑maintained software for performance and financial modeling of renewable energy projects.
Web‑based platform for rapid layout creation, loss analysis, and automated reporting for residential and commercial projects.
#7 Solargraf
All‑in‑one proposal builder with CAD‑style layout, shading analysis, and integrated financing options.
Marketplace‑linked design tool that produces customer‑ready proposals and integrates with multiple installer networks.
Specialized design suite for SolarEdge hardware, offering quick layout, inverter selection, and performance forecasts.
#10 SunDAT
Cloud‑based design and sales platform focused on residential solar, with automated shading, ROI calculations, and CRM integration.
#11 PV*SOL
3‑D simulation software for detailed shading, temperature, and loss analysis, supporting both grid‑connected and off‑grid systems.
#12 Energy Toolbase
Financial modeling and proposal generation tool that integrates performance data with utility rate structures.
#13 SolarNexus
Enterprise‑grade design and sales platform with real‑time collaboration, permitting automation, and performance analytics.
#14 Sightline Solar
Web‑based design suite that combines layout, shading, and financial analysis with a focus on rapid residential proposals.
#15 Solstice
AI‑driven design tool that automates site surveys, layout optimization, and proposal creation for commercial projects.
#16 PowerHub
Project management and design platform that links engineering data with procurement, construction, and O&M workflows.
Earlier version of Aurora’s Helioscope offering a lightweight, browser‑based design environment for quick feasibility studies.
#18 OpenSolar
Free, open‑source solar design tool that provides layout, shading, and proposal generation without licensing fees.
#19 SolarCalc
Simple web app for rapid PV system sizing, performance estimation, and basic financial analysis.
#20 PV Planner
Online tool focused on quick layout creation, loss analysis, and generation forecasts for installers.
#21 SolarPro
Desktop application that combines CAD‑style drawing, shading analysis, and detailed loss modeling for large‑scale projects.