Your Electric Bill Is Lying to You

I found a $847 hidden delivery charge on my friend's bill. The monopoly buried it in the fine print. I built free calculators so you can find yours.

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The Numbers Do Not Lie

Real data from real audits in Austin, Texas

600+

Homes Audited

$31B

Rate Hikes Requested in 2025

23%

Average Savings with Smart Thermostat

Free Calculators

All data stays in your browser. We never see it.

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Electric Bill Estimator
Enter your zip code, home size, and usage. See estimated monthly and seasonal costs.
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Appliance Cost Calculator
Estimate annual cost for each appliance. Find your biggest energy hogs.
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Solar ROI Calculator
Enter system size, roof direction, and local rates. See payback and 25-year savings.
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Smart Thermostat Savings
Enter your settings and home size. See estimated savings from programmed setbacks.
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Time-of-Use Comparator
Enter your hourly usage pattern. See whether a TOU plan saves or costs you money.
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🏡
Home Energy Score
Answer 20 questions about your home. Get a 1-10 score and prioritized upgrade list.
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Common Questions

Is my data safe when using your calculators?
Yes. All calculations run entirely in your browser. We never see, store, or transmit your data. No servers, no tracking, no cookies.
How accurate are the savings estimates?
Our estimates are based on industry-standard formulas and publicly available utility rate data. Actual savings will vary. Use our tools as a starting point, then verify with your actual bills.
Do you sell my email address?
No. We do not collect email addresses. We do not have a mailing list. We do not sell data because we do not collect it.
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