SunBig Solar — Your Complete Solar Companion!

Thinking of going solar? Whether you’re a homeowner or part of a housing society, SunBig Solar simplifies your entire solar journey — from getting a quick proposal to monitoring your rooftop solar plant’s generation.

SunBig is India’s all in one solar app that helps residential customers at every step — system sizing, savings calculation, booking surveys, project documents handling, tracking installation, and monitoring generation.

What You Can Do with SunBig Solar:

Instant Solar Quote with SolCulator
Use our built-in solar calculator — SolCulator — to get instant, personalized system size, project cost, savings, solar generation, payback period, and environmental benefits. Get a ready to share proposal instantly.

Schedule a Site Visit
Easily book a call or schedule a site visit by our experts for a technical assessment of your rooftop.

Get Details of JanSamarth Documents
Get required documents for JanSamarth program for solar.

Share Payments Details Securely
Share payment details easily through the app for your solar system purchase and installation.

Manage DISCOM Solar Approval Documentation
Get ready—made formats and upload your signed documents required by DISCOMs and other government bodies for approvals.

Track Your Project
Stay updated on the status of your solar project — from booking to installation through real—time progress tracking.

Monitor Solar Generation
Post installation, track real time generation of your rooftop solar plant. View monthly and yearly generation reports to ensure optimal performance.

Refer Solar
Invite your friends and help them to go solar with SunBig. Simple and transparent referral tracking.

Learn with SolarOpedia
Explore SolarOpedia, our educational blog, to learn about the basics of rooftop solar, policy updates, FAQs, and more.


Why Choose SunBig Solar?
— One stop app for the entire solar process
— Instant solar proposal with detailed technical & financial info
— Real time generation monitoring
— Built for Indian homeowners & housing societies
— Get everything from JanSamarth assistance to installation tracking
— Learn, refer, and save — all in one place

Whether you are just beginning your solar journey or already have a rooftop plant installed, SunBig Solar is your go to tool.


Made for India
This app is currently available only for Indian users.

Support & Contact

Have questions or need help?
Email: [email protected]
Phone: +91 9321607606

Privacy Policy: https://www.sunbigsolar.com/privacy_policy.html

Feature Highlights
— Quick instant solar quote with SolCulator
— Book a site survey in seconds
— Get JanSamarth document details.
— Share solar payment details securely
— Manage DISCOM and government documents
— Track project progress real time
— Live monitoring of solar plant generation
— Refer solar
— Learn solar basics from SolarOpedia blog