Financial calculators that
actually do the math.
Mortgages, taxes, retirement, and everything in between. No signup, no email capture — just the numbers, sourced from primary data.
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Live calculation · no signup neededMortgage calculator
Try it · no signup$100k$1.5M
$90,000
Updated weekly
Loan term
Estimated monthly payment
Estimated monthly payment $3,016
Principal, interest, tax, insurance, PMI.
- Principal & interest
- $2,365
- Property tax
- $356
- Homeowner insurance
- $145
- PMI Required
- $150
- Loan amount
- $360,000
- Total interest
- $491,380
- Total cost
- $851,380
Pick a category
Seven categories. 112 tools planned. Mortgage and state tax shipped first.
17 tools
Mortgage
Buy, refinance, compare loan types.
6 tools
Auto loanSoon
New, used, lease vs buy.
8 tools
Personal & debtSoon
Loans, credit cards, payoff plans.
11 tools
InvestmentSoon
Compound interest, 401(k), IRA.
9 tools
InsuranceSoon
Auto, home, life, health.
54 tools
Tax
Federal + every US state.
7 tools
RetirementSoon
Social Security, RMD, drawdown.
Looking for a specific calculator?
Browse the index →This week's rates
May 8 · 2026- 30-yr fixed6.875%+0.04
- 15-yr fixed6.125%−0.02
- 5/1 ARM6.490%+0.11
- FHA 30-yr6.620%+0.03
- VA 30-yr6.410%·
Source: Federal Reserve H.15 weekly release. As of 2026-05-08.
Why Calzento
No accounts. No emails.
You don't sign up to do math. We don't collect what we don't need.Primary sources only.
Rates from the Fed, BoE, and RBA. Tax brackets from each state's revenue department.No referral kickbacks.
We don't sell leads to lenders. The math is the product.Dated everything.
Every rate sheet, every bracket, every methodology decision has a Last updated stamp.