Top 20 Alternatives to Enphase Designer in Solar Design & Proposal Software

Enphase Designer is a cloud‑based tool for creating solar site plans, performance simulations, and client‑ready proposals. Looking for other solar design and proposal platforms? Below are 20 strong alternatives.

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Top Competitors to Consider

Comprehensive cloud‑based design suite with 3‑D modeling, shading analysis, and automated proposal generation.

Fast, accurate PV system design with advanced shading, layout optimization, and performance modeling.

#4 PV*Sol

Desktop software for detailed 3‑D PV system design, shading analysis, and financial simulation.

#5 PVSyst

Industry‑standard simulation tool for system sizing, performance prediction, and loss analysis.

Web‑based platform for quick layout creation, shading studies, and exportable proposal PDFs.

All‑in‑one CRM, design, and proposal engine with automated sales workflows for installers.

High‑resolution solar resource data combined with design tools for performance estimation and feasibility studies.

Integrated design suite for SolarEdge hardware, featuring layout tools, shading analysis, and system sizing.

#10 OpenSolar

Free, cloud‑based design and proposal platform with customizable branding and real‑time financial analysis.

#11 Solargraf

User‑friendly proposal builder with drag‑and‑drop design, automated shading, and integrated financing options.

#12 PVcase

AI‑driven 3‑D design software focused on utility‑scale and commercial PV layouts with terrain handling.

DOE‑backed performance and financial model for residential, commercial, and utility‑scale projects.

#14 SunDAT

Desktop design tool with rapid layout creation, shading analysis, and export to CAD formats.

#15 PowerHub

Cloud platform for design, monitoring, and reporting, offering a built‑in proposal generator.

Simple web app for quick system sizing, shading checks, and financial estimate generation.

Integrated CRM, design, and proposal solution with automated workflow and client portal.

3‑D modeling platform enhanced with solar analysis extensions for custom site designs.

Online design tool that pairs site analysis with marketplace pricing and financing options.

#20 Solstice

Enterprise‑grade design suite with automated layout, shading, and proposal generation for large installers.

Proprietary design software for SunPower hardware, featuring high‑precision layout and performance modeling.