Home Energy Calculators · Office #36,833

What it is

Calls itself “toolkit”.

• Calls itself: toolkit

“Home Energy Calculators is a free, independent toolkit that helps homeowners size and plan solar, EV charging, battery backup, generators, heat pumps, and other home energy upgrades”

Where it puts itself

Rules out “paid placement, paid reviews, or affiliate revenue”. Publishes a comparison page.

• Says it will not: paid placement, paid reviews, or affiliate revenue

“…using transparent formulas you can audit, not vendor sales tools.”

“We do not accept paid placement, paid reviews, or affiliate revenue on calculator results.”

What it costs

A free tier, free forever.

• Free plan: free forever

“Use free home energy calculators for solar panels, EV charging time, battery backup, generator sizing, solar payback, net metering, heat pump vs gas costs, and more.”

Who it sells to

Sells to consumers. Built for solo users. Made for homeowners. Available in 14 languages.

• Sells to: consumers
• Company size: solo / indie
• Made for: homeowners
• Languages: 14 languages

“…toolkit that helps homeowners size and plan solar, EV charging, battery backup, generators, heat pumps, and other home energy upgrades”

“…toolkit that helps homeowners size and plan solar”

How it runs

A web app. Runs locally and works offline. No API. Built with Google Analytics.

• Kind: web
• Runs where: on the device, offline
• API: no
• Analytics: Google Analytics

“Each calculator runs entirely in your browser”

“Each calculator runs entirely in your browser — there is no account, no upload, and no server-side processing of your inputs.”

What it offers as proof

Live, no waitlist. Try it without signing up.

• Trial asks for: nothing

“Open calculator Calculate EV charging time”

“Use free home energy calculators for solar panels, EV charging time, battery backup, generator sizing, solar payback, net metering, heat pump vs gas costs, and more.”