Free widget · No sign-up
Free Electricity Cost Calculator for Your Website
Give your readers or customers a calculator that shows what an appliance costs to run at their state’s current electricity rate. Rates update monthly from EIA data — you never have to touch it.
Why add it to your site
- Always current. State rates refresh automatically every month.
- Lightweight and private. No cookies, no tracking, no ads inside the widget.
- Useful for your visitors. Great on HVAC, solar, home improvement, energy-saving and personal finance pages.
- Free forever — we just ask that you keep the small credit link.
Need a custom version (your brand colors, specific appliances, or your own leads form)? Get in touch.