PV Calculator

It is important to present the potential of renewable energy generation in a simple and clear way for everyone.

Get an idea of the potential of photovoltaic power generation at your site.

languages: english, german

What makes this app stand out from others

☆ Typical meteorological year (TMY) as radiation data at your site

☆ Hourly resolution allows an accurate view of production and battery storage throughout the day

☆ Individual load profiles allow a design adapted to your consumer behavior

☆ Roof area measurement and panel positioning allow realistic planning

PV Calculator Features

• Calculate the amount of electricity fed into the grid and purchased

• Calculate your annual savings and payback time

• Site specific solar irradiance

• Hourly resolution

• Define your PV-Modules and power inverter

• Automatic determination of optimal orientation

• Define your energy demand and daily load profile

• Sizing of your battery storage

• Roof area measurement and panel positioning

This app is Ad-free.

Premium Version

- Historical radiation data from 2005-2023

- Create additional projects and use the import/ export function

- Consider Snowfall

- Consider shading

- Create your own individual load profile

- Create an unlimited number of PV arrays

- Export your results as pdf-Summary or Excel sheet