Income and saving
Estimate pay, freelance rates, savings targets, and long-term cash goals.
CalcArbor
Free financial calculators that run entirely in your browser.
All tools run entirely in your browser — we don't store your data.What you can do with CalcArbor
CalcArbor collects finance calculators for everyday money decisions: pay conversion, debt payoff, investing scenarios, loan payments, taxes, and savings goals. Each calculator shows the assumptions that drive the result so users can change inputs and compare outcomes.
Debt and loans
Compare monthly payments, payoff dates, interest, and extra-payment strategies.
Investing scenarios
Model compound growth, FIRE targets, stock average cost, and crypto profit or loss.
Common workflows
Convert hourly pay to salary, estimate after-tax income, then compare monthly savings goals.
Run payment, interest, and affordability scenarios before accepting a loan or card payoff plan.
Use compound, inflation, and average-cost tools to understand how assumptions affect outcomes.
How we keep the site useful
Financial outputs are estimates for planning, not professional advice. Pages explain assumptions and keep calculations editable so users can verify the result.
All CalcArbor tools
Open a tool below to use it immediately. Each page has its own inputs, result area, and help text where needed.
Hourly to Salary Calculator
Convert any hourly wage to annual, monthly, and weekly pay — handles overtime and after-tax estimates.
Loan Payment Calculator
Calculate monthly loan or mortgage payments and view full amortization tables with extra-payment savings.
Compound Interest Calculator
See how money grows with compound interest, monthly contributions, and optional inflation adjustment.
Tip Calculator & Bill Splitter
Calculate tip amount, total bill, and per-person share instantly — supports uneven splits and country presets.
Percentage Calculator
Five percentage formula types: X% of Y, what percent, percent change, difference, and reverse percent.
Discount Calculator
Find sale price, amount saved, stacked discounts, and tax-inclusive final total instantly.
Freelance Rate Calculator
Calculate your true hourly and day rate accounting for non-billable time, taxes, and vacation.
FIRE Calculator
Calculate years to financial independence using the 4% rule with Lean, Fat, and Coast FIRE presets.
Inflation Calculator
Calculate US dollar purchasing power over time using historical CPI data with year-by-year breakdown.
Credit Card Payoff Calculator
Find your debt-free date and total interest paid — compare avalanche vs snowball strategy for multiple cards.
Rent vs Buy Calculator
See exactly when buying a home beats renting, including opportunity cost, maintenance, and appreciation.
Crypto Profit Calculator
Calculate crypto profit or loss instantly with DCA calculator, fee comparison, and historical what-if scenarios.
Stock Average Cost Calculator
Calculate average stock price across multiple purchases, see break-even price and unrealized P&L.
VAT Calculator
Add or remove VAT in seconds — get net, tax, and gross amounts with common rate presets.
Savings Goal Calculator
Enter your savings goal and target date to see exactly how much to save per month with interest.