Arka 360 vs OpenSolar Comparison: Reviews, Features, Pricing & Alternatives in 2026

Arka 360 provides a comprehensive platform to manage your solar business from lead to installation. You can create high-precision 3D solar designs using integrated maps and LIDAR data, allowing you to generate accurate energy production estimates and professional proposals in minutes. The platform simplifies complex financial modeling by helping you compare different financing options, incentives, and ROI scenarios for your customers.

Beyond design, you can manage your entire sales pipeline and project lifecycle within a single interface. It helps you coordinate tasks across teams, track project milestones, and maintain clear communication with homeowners. Whether you are a solo installer or a large enterprise, the software centralizes your data to reduce manual errors and accelerate your sales cycle.

OpenSolar provides you with a complete end-to-end toolkit to design, sell, and manage solar projects from a single interface. You can create high-definition 3D site models using advanced imagery and conduct precise shading analysis to ensure system accuracy. The platform allows you to generate professional, interactive proposals that include multiple system options and integrated financing, helping you close deals faster while providing a modern experience for your customers.

Beyond sales, you can manage your entire workflow from lead capture to installation using the built-in CRM and project management features. Because the software is supported by hardware and finance partners, you get access to a sophisticated suite of tools without paying monthly subscription fees. It is an ideal solution for solar installation businesses of all sizes looking to scale their operations and reduce overhead costs.

• AI-Assisted 3D Design Create detailed 3D models of rooftops and surroundings quickly using automated tools and high-resolution aerial imagery.
• Financial Modeling Generate complex financial comparisons including PPA, lease, and loan options to show customers their exact savings.
• Automated Proposals Build professional, branded sales proposals that update in real-time as you adjust system sizes or financing terms.
• Project Management Track every installation stage with customizable workflows and automated task reminders for your field and office teams.
• Lead Management Organize your sales pipeline and store all customer documents and communication history in a centralized CRM.
• Shade Analysis Calculate precise solar access and shading losses using LIDAR data to ensure accurate energy production forecasts.

• 3D Design & Modeling. Create accurate 3D solar designs with high-resolution imagery and automated shading calculations to ensure peak system performance.
• Interactive Proposals. Send digital, mobile-ready proposals that allow your customers to select options and sign contracts online in real-time.
• Integrated Financing. Access various financing products directly within your proposals so your customers can get instant credit approvals.
• Built-in CRM. Track your leads and manage customer relationships throughout the entire sales funnel without needing external database tools.
• OpenApi & Webhooks. Connect your existing business tools and automate data flow between OpenSolar and your other critical software systems.
• Mobile App. Manage your projects and update site details from the field using native apps for your smartphone or tablet.