---
description: Discover and compare Free Solar Software Applications & Tools. Capterra is a free interactive tool that lets you quickly narrow down your software selection, contact multiple vendors, and compare platforms for your business.
image: https://gdm-localsites-assets-gfprod.imgix.net/images/capterra/og_logo-e5a8c001ed0bd1bb922639230fcea71a.png?auto=format%2Cenhance%2Ccompress
title: Free Solar Software - Capterra Singapore 2026
---

Breadcrumb: [Home](/) > [Free Solar Software](https://www.capterra.com.sg/directory/32437/solar/software)

# Solar Software

Canonical: https://www.capterra.com.sg/directory/32437/solar/software

> Solar software, also called photovoltaic (PV) design software, is a design tool that allows solar installation companies or construction companies to create solar power system designs, generate proposals, and manage solar projects in one platform.

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## Products

1. [Onshape](https://www.capterra.com.sg/software/164681/onshape) — 4.5/5 (357 reviews) — Onshape by PTC is the leading cloud-native CAD \& PDM software that runs on any device, anywhere-requiring zero IT.
2. [WEX Field Service Management](https://www.capterra.com.sg/software/183763/payzerware) — 4.6/5 (64 reviews) — WEX FSM is the all-in-one solution for HVAC, plumbing, and mechanical contractors to simplify operations and accelerate cash flow.
3. [remberg](https://www.capterra.com.sg/software/199413/remberg) — 4.6/5 (54 reviews) — remberg is an intuitive AI-powered maintenance software to prevent and resolve unplanned downtime for assets \& equipment
4. [Pylon](https://www.capterra.com.sg/software/217697/pylon) — 4.6/5 (25 reviews) — Pylon Solar Design Software lets you design a solar quote in under 2 minutes for $0 Monthly Fees.
5. [BuilderSYS](https://www.capterra.com.sg/software/195318/senterprisys-building-contractor-enterprise-software) — 4.1/5 (9 reviews) — Free Contractor Software est. 1989 | TAKEOFF | ESTIMATING | JOB MANAGEMENT | Premium module: PROJECT MANAGEMENT \& AUTOMATION
6. [FINALCAD](https://www.capterra.com.sg/software/151128/finalcad) — 4.3/5 (7 reviews) — FINALCAD provides mobile construction software and predictive analytics helping contractors, architects and owners on the job site.
7. [OpusFlow](https://www.capterra.com.sg/software/1038228/opusflow) — 5.0/5 (2 reviews) — All-in-one platform for solar, HVAC, and heat-pump installers to manage CRM, planning, projects, stock, finance, and technical designs.
8. [Estimator 2.0](https://www.capterra.com.sg/software/55588/estimator) — 5.0/5 (1 reviews) — Cost estimation and project management software for architects, builders, contractors, engineers.
9. [Web Solar Cloud](https://www.capterra.com.sg/software/1051003/web-solar-cloud) (0 reviews) — Cloud-based designing tool that enables users to create, edit and visualize 3D layouts for solar projects and generate permit packages.
10. [SolarHub CRM](https://www.capterra.com.sg/software/1083514/SolarHub-CRM) (0 reviews) — Cloud-based CRM software that helps solar businesses manage leads, create proposals, and run projects from a single platform.
11. [BAESS Labs](https://www.capterra.com.sg/software/1086273/BAESS-Labs) (0 reviews) — Solar tool that helps teams design solar systems, create bills of quantities, analyze project finances \& forecast energy production.
12. [Solar Planner](https://www.capterra.com.sg/software/1100056/Solar-Planner) (0 reviews) — Solar Planner is a free off-grid solar design tool that offers drag-and-drop features, automatic wire sizing, and safety validation.
13. [SoularMap](https://www.capterra.com.sg/software/1104108/SoularMap) (0 reviews) — SoularMap is a somatic astrology app linking planetary transits to the body with chakra visuals and daily cosmic insights.
14. [Azimutis](https://www.capterra.com.sg/software/1222803/Azimutis) (0 reviews) — Azimutis helps solar professionals assess shading, PV potential and project feasibility directly during on-site visits.
15. [Prospect](https://www.capterra.com.sg/software/198833/prospect) (0 reviews) — A solution that uses detailed weather data to analyse and model demand for solar energy and plant production capacity for solar plants.

## Related Categories

- [Construction Project Management Software](https://www.capterra.com.sg/directory/30057/construction-management/software)
- [Real Estate Property Management Software](https://www.capterra.com.sg/directory/20050/real-estate-property-management/software)
- [Field Service Management Software](https://www.capterra.com.sg/directory/10009/field-service-management/software)
- [HVAC Software](https://www.capterra.com.sg/directory/30107/hvac/software)
- [Subcontractor Software](https://www.capterra.com.sg/directory/32699/subcontractor/software)

## Links

- [View on Capterra](https://www.capterra.com.sg/directory/32437/solar/software)
- [All Categories](https://www.capterra.com.sg/directory)

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