Free calculators, real data, and no-nonsense guides to cut your electric bill. Built by a 25-year utility veteran who has audited 1,200+ homes.
Explore CalculatorsEvery tool runs in your browser. No signup. No data leaves your device.
See exactly where your electricity dollars go. HVAC, water heating, lighting, and more.
25-year payback model with federal tax credits, state incentives, and net metering.
Compare SEER ratings. Calculate upgrade cost, annual savings, and payback period.
Input your bulbs and usage. Get annual savings and CO2 reduction estimates.
Attic, wall, and basement insulation payback by climate zone and material type.
Shift your usage to cheaper hours. Calculate battery storage economics.
Real stories, hard numbers, and utility-bill decoding from someone who spent 25 years inside the industry.
My solar panels paid for themselves in five years. Not the eight years the installer predicted. Not the ten years the skeptics warned about. Five. And...
The Solar Panels I Installed and the Battery Backup I Wish I Had Bought First I was standing in my driveway in Denver at 3:00 PM on a Tuesday in July,...
Why My Watt Usage Tracker Said I Was "Efficient"—While My Bill Hit $340 Ryan Mitchell I was checking my smart home energy app on the first of August w...
My refrigerator was older than some of my coworkers. It was a 1998 Whirlpool, avocado green, with a handle that required a specific grip to open and a...
Why Does My Electric Bill Go Up $80 in Winter When I'm Not Even Home? Why does my electric bill go up $80 in winter when I'm not even home? I asked my...
I get asked all the time: “Can I do my own energy audit?” The answer is yes. You won’t get a blower door number. You won’t have thermal images. But yo...
Yes. No signup, no email, no credit card. Your data stays in your browser.
Based on national averages and DOE data. Use them as a starting point, then consult a professional.
Every tool generates a PDF report and saves your history locally for comparison.