
SmartBenefitUSA builds free calculators and plain-English guides for the four costs that shape a household budget — energy, Medicare, insurance and mortgages. No account, no sales pitch, no data collected.
The numbers that decide real household money are all public — what a kilowatt-hour costs in your state, what Medicare Part B runs this year, whether a 15-year mortgage beats a 30. They're also buried in agency PDFs written for analysts, not families.
SmartBenefitUSA exists to close that gap. We build the calculator, wire it to the official source, and show our working so you can see why a number came out the way it did.
Six free tools across four areas. Each one gives you a real number in under two minutes.

Work out what your electricity actually costs, how many panels your roof needs, and whether solar pays back where you live. Three tools, all state-specific.
Explore energy tools →
Check when you're eligible, what Part A and B cost in 2026, how the $2,100 drug cap works, and whether Advantage or Medigap suits your situation.
Check Medicare →
Benchmark your premium against your state average, understand what drives your rate, and find the discounts most drivers never claim.
Estimate your rate →
Monthly payment, total interest and debt-to-income — so you know what you can genuinely afford before a lender tells you.
Calculate payment →Every calculator is wired to a named public source, not a generic industry average.
State-by-state residential electricity rates
Peak sun hours by state for solar yield
2026 Medicare premiums, deductibles and caps
Weekly benchmark mortgage rates
Written and maintained by BunkyHero — see how we work.
42 plain-English guides explaining the reasoning behind every number our tools produce.



Corrections get priority over new content. If a figure is out of date or a tool you need doesn't exist yet, tell us and we'll look at it.
Disclaimer: SmartBenefitUSA provides free educational tools and general information only. Solar savings estimates vary by location, utility rates, roof conditions and local incentives. Medicare information reflects 2026 federal guidelines and is not personalised advice. Insurance and mortgage calculations are illustrative. Always consult a licensed professional before making financial or healthcare decisions. We are not affiliated with any government agency. See our full disclaimer and privacy policy.