Solar Panel Calculator vVARY

WM Designs

Contains ads

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View on Google Play

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About this app

Smart solar panel calculator – plan size, cost, savings & roof area fast

Our Solar Panel Calculator app lets anyone size a system, gauge savings, and understand solar—without spreadsheets, sales calls, or guess-work.

Key features

• Location-smart sizing – Pick your country or enter custom “sun-hours” and the app adjusts automatically for local irradiance.

• Flexible inputs – Enter consumption (day / month / year), bill-offset %, panel power, panel dimensions, roof area, and environmental derate factor.

• Instant results

Solar array size (kW & W)

Number of panels required

Roof area needed (m² / ft²)

Clear pass / fail roof-space message

• Unit toggles – Switch between kW↔W and m²↔ft² with one tap.

• Save to History – Store unlimited runs, review them later in a dedicated History modal, and clear all with a single button.

• Interactive Info Guide – A built-in, easy-read primer covering:

How PV works, panel types & efficiency

Costs vs. payback, incentives, storage, recycling

Grid-tied vs off-grid, latest tech, myths & facts

• Comprehensive FAQs – Quick answers to installation time, maintenance, roof direction, off-grid options, batteries, smart meters, storms, and more.

• Dark-mode-friendly design – Crisp typography, accent colors, and smooth modals fit right into modern devices.

Whether you’re a homeowner, installer, or just solar-curious, our app puts the essentials—size, panels, roof area, knowledge—at your fingertips in seconds.