AfoliOpen Afoli →

Solar panel calculator

How many panels do you need? Output, savings and payback from your location’s sunshine (NASA data)

Open Solar panel calculator →

Updated 5 November 2026

At a glance

Related tools

Frequently asked questions

Is Solar panel calculator free?

Yes. Solar panel calculator is free to use on Afoli.

Do I need to install anything?

No. Solar panel calculator runs in your web browser on phones, tablets and computers. You can also add Afoli to your home screen like an app.

Which languages is Solar panel calculator available in?

The interface is available in 24 languages: English, Azərbaycanca, Türkçe, Русский, Oʻzbekcha, Қазақша, Türkmençe, Кыргызча, Español, Français, Deutsch, Italiano, Português, Nederlands, Polski, Čeština, Magyar, Svenska, Norsk, עברית, العربية, 日本語, 한국어, 中文.

What else is on Afoli?

Afoli brings 168 tools together in one site, for example Calculator, Calculator Catalogue, Math Studio and Currency & units.

Calculators →