Hong Life CalculatorsAll money tools
Loans & debt
- Equal Principal Repayment Calculator
- Interest-Only Loan Calculator
- Overdraft / Credit Line Daily Interest Calculator
- Balloon Loan Payment Calculator
- Loan Interest-to-Principal Ratio Calculator
- Loan-to-Value (LTV) Calculator
- Biweekly Mortgage Payment Calculator
- Simple Interest Loan Calculator
- Compound Interest Loan Calculator (lump-sum repayment)
- Mortgage Points Break-Even Calculator
- Bridge Loan Cost Calculator
- Reverse Mortgage Loan Balance Growth Calculator
- Credit Card Cash Advance Cost Calculator
- ARM Rate Cap Worst-Case Payment Calculator
- Fixed-Then-Variable (Hybrid) Rate Comparison
- Debt Consolidation Savings Calculator
- APR Calculator (loan fees included)
- Debt Repayment Capacity (DTI) Calculator
- Mortgage Recast Calculator
- Interest-Only to Repayment Payment Shock Calculator
- Mortgage PITI & Escrow Calculator
- Loan Payoff Amount Calculator
- Balance Transfer Calculator (0% intro APR vs staying put)
- Credit Utilization Calculator (overall & per card)
- Loan Comparison Calculator (two loans: payment, interest, fees, APR)
- Interest Rate Calculator (find a loan’s rate from its payment)
- Down Payment Calculator (cash to close, loan amount, LTV & months to save)
- Mortgage Comparison Calculator (3 offers: rate, term, points & how long you keep it)
- 28/36 Rule Calculator (housing & total debt limits, affordable payment & loan)
- Blended Rate Calculator (weighted average interest rate of several loans)
- Car Refinance Calculator (auto loan: new payment, fees & net savings)
- Deferred Payment Loan Calculator (grace period, capitalized interest & payment after)
- Finance Charge Calculator (total cost of credit in money, with APR)
- Lease Mileage Calculator (projected miles or km, overage & excess charge)
- Payday Loan Calculator (fee per 100 → APR, rollovers & total cost)
- Post-Judgment Interest Calculator (US federal 28 U.S.C. § 1961, daily, compounded yearly)
Investing
- Daily Compound Interest Calculator
- Rule of 72, 114 & 144 Calculator (double, triple, quadruple)
- Dividend Reinvestment (DRIP) Calculator, after tax
- Monthly Dividend Income Target Calculator
- Dividend Growth Calculator (future dividend & yield on cost)
- Real Return Calculator (inflation & Fisher equation)
- Dollar-Cost Averaging vs Lump Sum Calculator
- Average Cost Calculator (averaging down / up)
- Target Sell Price Calculator (with fees & tax)
- Loss Recovery Calculator (gain needed to break even)
- CAGR Calculator (compound annual growth rate)
- Sharpe Ratio Calculator
- Sortino Ratio Calculator
- Maximum Drawdown (MDD) Calculator
- Bond Yield to Maturity (YTM) Calculator
- Bond Price Change from Duration Calculator
- Zero-Coupon Bond Price Calculator
- P/E, P/B, P/S Ratio Calculator (EPS, BPS, SPS)
- EV/EBITDA Calculator
- DuPont ROE & ROA Calculator
- Dividend Yield & Payout Ratio Calculator
- Crypto Futures Liquidation Price Calculator (isolated)
- APR ⇄ APY Converter (staking & savings)
- Impermanent Loss Calculator (50/50 liquidity pool)
- Warrant / Call Option Price Calculator (Black-Scholes)
- Portfolio Rebalancing Calculator
- Kelly Criterion Calculator
- Trading Expected Value Calculator (win rate × risk-reward)
- Martingale Risk Calculator (chance of busting)
- Stock Split & Reverse Split Calculator
- Ex-Rights Price Calculator (rights issue & bonus issue)
- ETF Premium/Discount & Tracking Difference Calculator
- Currency Hedged vs Unhedged Return Calculator
- Foreign Stock Return in Your Currency Calculator
- Advisory / Wrap Fee Impact Calculator
- Securities Lending Income Calculator
- Margin Call & Maintenance Ratio Calculator
- Crypto Gas Fee Calculator (gwei → cost)
- Grid Trading Bot Profit per Grid Calculator
- Funding Rate Arbitrage Calculator
- CD / Term Deposit Ladder Calculator
- Black-Scholes Calculator (call & put prices + Greeks)
- Dividend Discount Model Calculator (Gordon growth & two-stage DDM)
- Market Capitalization Calculator (market cap, free float & EV)
- Appreciation Calculator (future value of a home or asset)
- DCF Calculator (discounted cash flow value per share)
- Expense Ratio Calculator (compare two fund fees over time)
- Mutual Fund Calculator (lump sum + monthly, with load and expense ratio)
- Rate of Return Calculator (with deposits & withdrawals — Modified Dietz)
- Time Value of Money Calculator (solve for PV, FV, PMT, N or rate)
- Cash on Cash Return Calculator (rental property)
- Millionaire Calculator (how long until you have 1 million?)
- PVGO Calculator (present value of growth opportunities in a share price)
- After-Tax Cost of Debt Calculator (interest rate × (1 − tax rate))
- Altman Z-Score Calculator (bankruptcy risk: Z, Z′ private & Z″ non-manufacturing)
- Bond Convexity Calculator (convexity, duration & price change from cash flows)
- Coupon Payment Calculator (bond interest per payment, per year & to maturity)
- Coupon Rate Calculator (from the coupon payment, with current yield)
- Credit Spread Calculator (corporate vs government bond yield, in basis points)
- LGD Calculator (loss given default, recovery rate & expected loss)
- Tax-Equivalent Yield Calculator (municipal vs taxable bonds, federal + state)
- Forward Premium Calculator (FX forward premium/discount & interest rate parity)
- Forward Rate Calculator (implied forward rate from two spot rates)
- Futures Contracts Calculator (profit & loss, ticks, notional & margin return)
- Options Spread Calculator (bull & bear vertical spreads: max profit, loss, break-even)
- Put-Call Parity Calculator (implied put or call price & arbitrage check)
- Yield to Call Calculator (YTC, YTM & yield to worst for callable bonds)
- Stock Beta Calculator (from stock and market returns: beta, correlation, R²)
- Carried Interest Calculator (fund waterfall: hurdle, catch-up & GP carry)
- EPS Growth Calculator (total & annual earnings per share growth)
- Economic Value Added (EVA) Calculator (NOPAT − capital charge, ROIC vs WACC)
- Free Float Calculator (float %, float shares & float-adjusted market value)
- Maturity Value Calculator (simple vs compound interest, by days)
- NAV Calculator (net asset value per share, sales load & premium/discount)
- Operating Cash Flow Ratio Calculator (operating cash flow ÷ current liabilities)
- Portfolio Beta Calculator (weighted beta, CAPM return & market-move test)
- ROIC Calculator – Return on Invested Capital (NOPAT ÷ average debt + equity)
- Residual Income Model Calculator (book value + PV of excess returns, with S-RIM)
- Retention Ratio Calculator (plowback ratio = 1 − dividend payout ratio)
- Sustainable Growth Rate Calculator (SGR = ROE × retention rate)
- Unlevered Beta Calculator (asset beta & re-levered beta, Hamada formula)
- Basis Point Calculator (bp ↔ %, new rate & effect on interest and loan payments)
- Bitcoin ETF Calculator (value, return & fee drag at a bitcoin price you choose)
- Capital Gains Yield Calculator (price change % + dividend yield = total return)
- Discount Rate Calculator (implied rate from present & future value, discount factor)
- Expected Return Calculator (probability-weighted scenarios with standard deviation)
- Hedge Ratio Calculator (hedged share of an exposure & net result of a price move)
- Holding Period Return Calculator (with dividends, chain-linked periods & annualized)
- Information Ratio Calculator (active return ÷ tracking error, annualized)
- Jensen’s Alpha Calculator (return above the CAPM benchmark, with Treynor ratio)
- MIRR Calculator – Modified Internal Rate of Return (finance & reinvestment rates)
- MVA Calculator – Market Value Added (market value − invested capital)
- Margin Interest Calculator (interest on a margin loan by day, period & year)
- Money Factor Calculator (lease money factor ↔ APR & monthly rent charge)
- Money Market Account Calculator (variable APY & monthly deposits)
- NOPAT Calculator (net operating profit after tax from EBIT or net income)
- Opportunity Cost Calculator (what spending now gives up in investment growth)
- Optimal Hedge Ratio Calculator (minimum-variance h* = ρ σS/σF & number of futures)
- PVIFA Calculator (present value interest factor of an annuity, with FVIFA)
- Perpetuity Calculator (present value of level & growing perpetuities)
- ROCE Calculator – Return on Capital Employed (EBIT ÷ capital employed)
- Sinking Fund Calculator (regular deposit to repay a bond or replace an asset)
- TTM Calculator – Trailing Twelve Months (quarters or annual + YTD)
- Treynor Ratio Calculator (excess return per unit of beta, compare two portfolios)
- Value at Risk (VaR) Calculator (parametric, with expected shortfall)
- Actual Cash Value Calculator (insurance ACV = replacement cost − depreciation)
- FFO Calculator – Funds From Operations for REITs (FFO per share, P/FFO, payout)
- Silver Melt Value Calculator (scrap value by weight, purity & spot price)
- Samsung Electronics Dividend Calculator (quarterly, common & preferred, after 15.4% tax)
- Quarterly Dividend Calculator for Korean Stocks (SK hynix, Hyundai Motor, KB Financial…)
- Dividend Record Date Calculator (last day to buy for the dividend, Korea T+2)
- “What If I Had Bought” Stock Calculator (splits & dividends: Samsung, SK hynix…)
- Monthly Stock Buying Calculator (buy every month at real prices: average cost & return)
- Preferred vs Common Stock Dividend Calculator (e.g. Samsung Electronics Pref.)
- US Stock Dividend Calculator in Korean Won (Apple, Microsoft, NVIDIA… after 15% US tax)
- What If I Had Invested Calculator (past price → value today)
- Fixed Deposit vs Installment Savings vs Parking Account Calculator (after-tax interest)
- Stock Profit Calculator (with fees and taxes)
- Investment Calculator (lump sum + monthly contributions)
- ROI Calculator (return on investment & annualized ROI)
Retirement & FIRE
- FIRE Number Calculator (4% / 3.5% safe withdrawal)
- Lean FIRE Calculator
- Fat FIRE Calculator
- Barista FIRE Calculator (part-time income)
- Coast FIRE Calculator
- How Long Will My Retirement Savings Last?
- Immediate Annuity Payout Calculator
- 401(k) Employer Match Calculator (2026 limits)
- Traditional IRA Deduction Calculator (2026)
- Backdoor Roth IRA Pro-Rata Tax Calculator
- 401(k) Early Withdrawal Penalty & Tax Calculator
- Retirement Income Replacement Ratio Calculator
- Longevity Risk Calculator (extra money for living longer)
- Retirement Healthcare Cost Estimator
- Bond Tent (Glide Path) Calculator
- Retirement Bucket Strategy Calculator
- Variable Annuity Fee Drag Calculator
- Retirement Bridge Calculator (before pension starts)
- Retirement Monte Carlo Simulator
- Retire Earlier by Spending Less Calculator
- 403(b) Calculator (2026 limits with 15-year & age catch-ups, growth to retirement)
- Lottery Annuity Calculator (present value of graduated payments vs the lump sum)
- Powerball Calculator (jackpot cash vs 30-year annuity after federal & state tax)
- Mega Millions Payout Calculator (cash option vs 30 graduated payments after tax)
- Growing Annuity Calculator (present & future value of payments that rise each period)
- Retirement Fund Needed Calculator (how much you need to retire)
- Retirement Income Gap Calculator (public, workplace & personal pensions)
- Paychecks Until Retirement Calculator (paydays left & pay to come)
Budgeting
- Cost of Having a Baby Calculator (birth + raising a child to 18)
- Buying Power Calculator (what money was worth then vs now — CPI)
- Disposable Income Calculator (after tax & social insurance)
- Car Depreciation Calculator (value by age — Korean schedule or your own rate)
- Wedding Budget Calculator (cost per guest, fixed costs & gifts)
- Cash Back Calculator (credit card rewards by category, caps & annual fee)
- Appliance Depreciation Calculator (straight-line value by age)
- Back to School Calculator (shopping list cost per child & budget)
- Dream Savings Calculator (monthly saving for a goal by a date)
- Long-Term Care Cost Calculator (future cost, fund needed & monthly saving)
- Sabbatical Calculator (career break budget & monthly saving)
- Unpaid Work Calculator (value of housework & care at market pay)
- Pay Gap Calculator (gender or any two groups, Eurostat method)
- SK hynix Bonus Calculator (PS & PI: before and after tax)
- Samsung Electronics Bonus Calculator (OPI & TAI: before and after tax)
- Bonus Tax Calculator (Korea: how much of a performance bonus you keep)
- Company Average Salary vs Mine Calculator (Samsung, SK hynix, Hyundai, NAVER… from DART)
- Civil Servant vs Big Company Lifetime Earnings Calculator (pay + pension, Korea)
- Pay Raise Calculator for Wage Agreements (Hyundai, Kia… “basic pay +₩X” in your pay)
- Daily Savings Calculator (what saving a little every day grows into)
- Savings Rate Calculator (and years until financial independence)
- 52-Week Savings Challenge Calculator (increasing or reverse)
- Emergency Fund Calculator (how many months would my savings last?)
- Paycheck Split Calculator (bills, spending, saving & emergency accounts)
- Net Worth Calculator (assets minus debts)
- Salary per Second Calculator (how much you earn every second, minute & hour)
- Paid Bathroom Break Calculator (how much you earn on the toilet at work)
- Job Offer Comparison Calculator (pay, benefits & commute time)
- Years to Buy a House Calculator (when will I have the down payment?)
- House Price-to-Income Ratio Calculator (PIR: how many years of income is a home?)
- Price in Work Hours Calculator (how many hours of work does it cost?)
- Credit Card Minimum Spend Calculator (spending left to unlock card benefits)
- Parent Support Cost Calculator (total & split between siblings)
- Wedding Savings Timeline Calculator (when you can afford the wedding)
- Second Income Calculator (is a second job or dual income worth it?)
- Dating Cost Calculator (yearly & total cost of a relationship)
- Date Expense Settle-Up Calculator (who owes whom)
- Wedding Gift Budget Calculator (yearly cost of wedding gifts)
- Bucket List Cost Calculator (total cost & monthly saving plan)
- Money Personality Test (9 questions, 8 money types — for fun)
- Annual Money Review Calculator (year-end savings rate & net worth)
- Money Check-up Calculator (savings rate, emergency fund & debt vs your targets)
- Monthly Budget Calculator (with the 50/30/20 check)
Real estate & rent
- Net Operating Income (NOI) Calculator (rental property, cap rate & value)
- Price per Square Foot Calculator (also per m² and per pyeong)
- Prorated Rent Calculator (move-in or move-out, by the day)
- Real Estate Commission Calculator (Korean legal maximum or any percentage)
- Rent Increase Calculator (new rent, deposit & legal cap such as Korea’s 5%)
- Rent Split Calculator (roommates: equal, by room size or by income)
- Parking Ratio Calculator (spaces per 1,000 sq ft or per 100 m²)
- ADR Calculator – Average Daily Rate for Hotels (with occupancy & RevPAR)
- AFFO Calculator – Adjusted Funds From Operations (REIT payout & P/AFFO)
- ARV Calculator – After Repair Value from Comps (with the 70% rule)
- Commercial Lease Calculator (rent per sq ft or m², CAM, escalations & free rent)
- Earnest Money Calculator (good-faith deposit & what is left to pay at closing)
- FHA Loan Calculator (US mortgage with upfront & annual MIP, 2023 HUD rates)
- Gift of Equity Calculator (family home sale below market value)
- Gross Rent Multiplier (GRM) Calculator (price ÷ gross rent, value from market GRM)
- Home Value Calculator (today’s value from purchase price, appreciation or a price index)
- Jumbo Loan Calculator (2026 conforming limit $832,750, payment & down payment)
- Mortgage Penalty Calculator (prepayment fee: sliding, flat % or months of interest)
- Net Effective Rent Calculator (free months & concessions spread over the lease)
- True Cost of Real Estate Commission Calculator (fee + the growth it gives up)
- VA Loan Calculator (funding fee by loan type & down payment, monthly payment)
Salary & tax
- Lifetime Earnings Calculator (career total with raises & inflation)
- US Household Income Percentile Calculator (2024 Census data, by age)
- Annual Income Calculator (hourly, weekly, monthly pay to yearly)
- Future Salary Calculator (salary in N years, before and after inflation)
- Lottery Tax Calculator (US federal + state, South Korea 22%/33%, or a flat rate)
- Net to Gross Salary Calculator (gross pay needed for a take-home target)
- Salary Inflation Calculator (has my pay kept up with prices? — CPI)
- AMT Calculator 2026 (alternative minimum tax: exemption, phase-out, 26% / 28%)
- Adjusted Gross Income (AGI) Calculator (total income − adjustments, Form 1040 line 11)
- MAGI Calculator (modified AGI for Roth IRA, IRA deduction & ACA, 2026 limits)
- California Income Tax Calculator (FTB rate schedules X, Y, Z, 1%–12.3% + 1% over $1M)
- Illinois Income Tax Calculator (flat 4.95%, 2026 exemption $2,925, per paycheck)
- Texas Tax Calculator (no state income tax: federal, sales & property tax estimate)
Economics
- APC Calculator (average propensity to consume & save)
- Carry Trade Calculator (interest differential vs exchange-rate move)
- Discretionary Income Calculator (US student loans: IBR, PAYE, ICR)
- Fisher Equation Calculator (solve nominal, real or inflation — exact vs approximate)
- GDP Calculator (expenditure approach: C + I + G + X − M)
- GDP Deflator Calculator (nominal ÷ real GDP × 100, with inflation)
- GDP Gap Calculator (output gap: actual vs potential GDP)
- GDP Growth Rate Calculator (period, annualized & average growth)
- Gini Coefficient Calculator (from a list of incomes, Lorenz curve)
- MPC Calculator (marginal propensity to consume & spending multiplier)
- MPS Calculator (marginal propensity to save & multiplier)
- Money Multiplier Calculator (reserve ratio, cash & excess reserves)
- Money Supply Calculator (M1 from currency, deposits & reserves)
- Natural Rate of Unemployment Calculator (frictional + structural, or job flows)
- Okun's Law Calculator (unemployment gap → output gap)
- Phillips Curve Calculator (expectations-augmented: inflation vs unemployment)
- Private Savings Calculator (Y − T + TR − C, public & national saving)
- Reserve Ratio Calculator (required & excess reserves, lending capacity)
- Spending Multiplier Calculator (MPC, taxes & imports → change in GDP)
- Taylor Rule Calculator (policy interest rate from inflation & output gap)
- Unemployment Rate Calculator (labour force, participation & employment rate)
FAQ
Do these work in my currency?
Yes — pick a currency on each calculator; the maths is the same everywhere. Country-specific tax tools are on each country page.
Checked 8 Nov 2026. Standard financial formulas; US retirement limits from IRS IR-2025-111.