金融

企业贷款计算器

Estimate payments, total interest, and amortization for a business loan.

企业估值计算器

Estimate business value via revenue multiple, EBITDA, book value, or DCF.

企业预算计算器

Roll up monthly income and expenses across categories.

人工成本计算器

Fully-loaded labor cost including benefits and payroll taxes.

工时计算器

Total man-hours from workers × hours × days.

销售佣金计算器

Compute commission across flat, tiered, or base+commission structures.

现金消耗率计算器

Monthly burn and cash runway from expenses and revenue.

客户流失率计算器

Customer and revenue churn with average customer lifetime.

客户获取成本

CAC plus LTV:CAC ratio for unit-economics sanity.

转化率计算器

Conversions ÷ visitors, with benchmarks and reverse mode.

跳出率计算器

Single-page sessions ÷ total sessions.

点击率计算器

Clicks ÷ impressions, with channel benchmarks.

CPM 计算器

Solve any of CPM, cost, or impressions given the others.

CPC/CPM 计算器

Clicks, impressions, and estimated conversions for an ad budget.

CPA 计算器

Ad spend ÷ conversions.

ROAS 计算器

Revenue ÷ ad spend, with break-even benchmark.

AdSense 计算器

Estimate AdSense earnings from pageviews, CTR, and CPC.

YouTube 收入计算器

Estimate YouTube earnings from views and RPM.

网站广告收入计算器

Monthly ad revenue from pageviews, RPM by niche, and fill rate.

投资回收期计算器

Years to recover an investment from cash inflows.

员工流失率计算器

Employees lost ÷ employees at start.

员工流动率计算器

Separations ÷ average headcount, with replacement cost.

贡献毛利计算器

Per-unit and total CM, with break-even units.

销售成本计算器

Cost of goods sold from beginning + purchases − ending inventory.

平均固定成本

Total fixed costs spread over quantity produced.

全职等效计算器

Full-time equivalents from part-time hours.

FIFO 计算器

COGS and ending inventory under FIFO accounting.

GMROI 计算器

Gross margin return on inventory investment.

赫芬达尔指数计算器

Herfindahl-Hirschman Index from up to 8 market shares.

创业成本计算器

One-time + ongoing × runway months.

员工成本计算器

Total annual employee cost: salary, benefits, payroll tax, overhead.

营收年化运营率

Annualize revenue from a partial period.

市场份额计算器

Company revenue ÷ total market size.

单位价格计算器

Cost per unit, suggested retail, and bulk-discount table.

每个潜在客户成本计算器

Marketing spend ÷ leads, with channel benchmarks.

邮件打开率计算器

Open rate, click rate, and CTOR with benchmarks.

布拉德福德因子计算器

HR absence-pattern score: S² × D.

咨询费用计算器

Daily and hourly rate needed to hit a target take-home.

SaaS LTV 计算器

Lifetime value from ARPA, margin, and monthly churn.

SaaS 指标计算器

Net MRR churn, NRR, ARPU, ARR — the core SaaS dashboard.

售出率

Units sold ÷ units received.

网红收费计算器

Estimate sponsored content rates by platform and following.

EVM 计算器

SV, CV, SPI, CPI, EAC from PV, EV, AC.

EMV 计算器

Probability-weighted decision outcomes across scenarios.

复利计算器

Future value with compounding and optional regular contributions.

单利计算器

Interest earned with no compounding, plus a compound comparison.

利率计算器

Solve for rate given principal, interest, and time.

投资计算器

Lump sum + monthly contributions projected forward.

复合年增长率计算器

Compound annual growth rate from beginning and ending values.

净现值计算器

Net present value across up to 8 cash-flow years.

内部收益率计算器

Internal rate of return via Newton-Raphson iteration.

现值计算器

Discount a future value back to today.

未来价值计算器

Grow a present amount forward, with or without contributions.

APY 计算器

Convert APR to APY at any compounding frequency.

APR 计算器

Back-solve APR from a loan amount, payment, and term.

回报率计算器

Simple and annualized return with optional income.

复合增长计算器

Generalized compound growth for any metric (users, revenue, etc.).

连续复利

A = P × eʳᵗ — the limit of frequent compounding.

现金流折现计算器

Enterprise value from FCFs, terminal growth, and WACC.

贴现率计算器

Solve for the rate that bridges PV and FV.

EAR 计算器

Convert a nominal rate to EAR.

费用比率计算器

Dollar cost of fund fees over time.

持有期收益率

Total return including income over a holding period.

机会成本计算器

Difference in future value between two investment options.

存单计算器

Maturity value of a CD with chosen APY and term.

72法则计算器

Doubling time from a rate, or required rate from a doubling time.

年化收益率

Convert a holding-period return to an annualized rate.

增值计算器

Total and annual appreciation, with optional real-value adjustment.

基点计算器

Convert between basis points and percentages.

夏普比率计算器

Risk-adjusted return: excess return ÷ standard deviation.

货币时间价值

Solve for PV, FV, rate, periods, or payment given the other four.

加密货币利润计算器

Profit/loss including buy and sell fees.

比特币利润计算器

Profit/loss for a Bitcoin trade with fees.

定投平均成本

DCA outcomes at fixed or varying prices.

通胀调整收益率

Real (post-inflation) return using the Fisher equation.

投资组合收益率计算器

Weighted average return across up to 6 holdings.

股息再投资计算器

Project portfolio growth from dividend reinvestment.

股票计算器

Profit, ROI, and break-even for a stock trade with commissions.

股票平均成本计算器

Weighted average cost from up to 5 purchase lots.

股票拆分计算器

New share count and adjusted price after a split.

股息计算器

Annual dividend income (before and after tax) plus yield on cost.

股息率计算器

Yield = annual dividend ÷ price, with optional forward yield.

股息支付率

Dividends ÷ earnings — sustainability check.

每股收益计算器

Basic and diluted earnings per share.

市盈率计算器

Price-to-earnings ratio with earnings yield.

市值计算器

Shares × price, with size classification.

资本资产定价模型计算器

Required return from risk-free rate, beta, and market return.

加权平均资本成本计算器

Weighted average cost of capital from equity, debt, and tax rate.

净资产收益率计算器

Net income ÷ equity, with optional DuPont breakdown.

资产收益率计算器

Net income ÷ total assets.

格雷厄姆数计算器

Benjamin Graham's fair-value estimate for a defensive investor.

内在价值计算器

Fair-value estimates via DDM, Graham, or P/E methods.

债券价格计算器

Price = PV of coupons + PV of face value.

债券收益率计算器

YTM and current yield from price, face, coupon, and maturity.

债券到期收益率计算器

Yield to maturity and yield to call.

票息率计算器

Coupon rate from annual payment and face value.

负债权益比计算器

Total liabilities ÷ shareholders' equity.

利息保障倍数

EBIT ÷ interest expense.

速动比率计算器

Liquid assets ÷ current liabilities.

Black-Scholes 计算器

Call/put prices and Greeks for European options.

看涨期权计算器

Break-even and payoff for a long call at various stock prices.

保证金追缴计算器

Price at which a maintenance margin call is triggered.

销售税计算器

Add tax to a price or remove it from a tax-inclusive total.

增值税计算器

Add or remove VAT at any rate.

所得税计算器

Bracket-by-bracket tax on US federal income.

资本利得税计算器

Short-term vs long-term capital gains tax with NIIT.

工资计算器

Convert salary across hourly, weekly, monthly, and annual.

税前到税后计算器

Net take-home pay after federal, state, FICA, and deductions.

税后到税前计算器

Required gross for a target take-home.

加薪计算器

New salary, change, and 5-year earnings impact.

计费工时计算器

Utilization and revenue from billable vs total hours.

1.5倍工时计算器

Regular plus overtime pay at 1.5× or 2×.

彩票税计算器

Lump sum vs annuity after federal and state tax.

购房承受能力计算器

How much house you can afford under 28/36 DTI rules.

抵押贷款摊销

Monthly payment plus full amortization summary.

抵押贷款再融资

Monthly savings and break-even months from refinancing.

LTV 计算器

LTV ratio and PMI threshold.

PMI 计算器

Monthly PMI and the month it drops off.

资本化率计算器

NOI ÷ property value.

出租房产计算器

Cash flow, cap rate, cash-on-cash return.

租房还是买房计算器

Net worth comparison over a horizon.

成交成本计算器

Buyer or seller closing cost range with line items.

储蓄计算器

Future savings balance with regular contributions.

储蓄目标计算器

Monthly amount needed to hit a savings target by a date.

应急基金计算器

Target fund size from monthly essentials.

汽车贷款计算器

Vehicle financing monthly payment and true cost.

FIRE 计算器

Years to financial independence at a safe withdrawal rate.

50-30-20法则计算器

Allocate take-home pay across needs, wants, and savings.

债务雪球计算器

Pay off smallest balances first; roll payments forward.

债务雪崩计算器

Pay off highest interest rate first — mathematically optimal.

信用卡还清

Months to pay off + total interest at a fixed payment.

退休计算器

Nest egg target plus how long it lasts.

401(k) 计算器

Future 401(k) balance including employer match.

Roth IRA 计算器

Compare tax-free Roth growth vs Traditional tax-deferred.

贷款计算器

Standard amortizing loan: payment, interest, total.

摊销计算器

Loan payoff with optional extra payments.

学生贷款计算器

Standard, extended, and income-driven plan comparison.

债务收入比

Front-end and back-end DTI ratios with lender thresholds.

利润率计算器

Margin and markup from cost and selling price.

加价率计算器

Selling price from cost + markup percentage.

折扣百分比计算器

Discount amount and final price.

佣金计算器

Commission earned on sales — flat or tiered.

PayPal 手续费计算器

Net amount received after PayPal fees.

Etsy 手续费计算器

Listing, transaction, and processing fees on an Etsy sale.

Amazon FBA 计算器

Referral + fulfillment fees on an Amazon FBA sale.

Stripe 手续费计算器

Net received after Stripe processing fees.

每件商品利润计算器

Net profit per sale after all costs and fees.

EBITDA 计算器

Earnings before interest, taxes, depreciation, and amortization.

毛利率计算器

Gross profit and margin from revenue and COGS.

折旧计算器

Straight-line, double-declining, or sum-of-years depreciation.

营运资金计算器

Current assets minus current liabilities.

存货周转率计算器

COGS ÷ average inventory; days of inventory.

边际成本计算器

Cost of producing one additional unit.

经济订单量计算器

Optimal order size that minimizes inventory cost.

需求价格弹性

%ΔQ ÷ %ΔP — how sensitive demand is to price.

自由现金流计算器

FCF = operating cash flow − capital expenditures.

营收增长率计算器

Period-over-period growth (QoQ, YoY, MoM).

通货膨胀计算器

Adjust a dollar amount across years using CPI.

GDP 计算器

GDP = C + I + G + (X − M).

失业率计算器

Unemployed ÷ labor force × 100.

CPI 通胀计算器

Compute a CPI from basket costs, plus the period inflation rate.

复合增长率

Annualized growth rate between two endpoints.

货币乘数计算器

1 ÷ reserve ratio — banking money creation.

实际利率计算器

Fisher equation: real = (1+nominal)/(1+inflation) − 1.

泰勒规则计算器

Suggested fed funds rate from inflation and output gap.

特朗普关税计算器

Tariff owed and consumer pass-through estimate.

EMI 计算器

Equated Monthly Installment for any loan.

SIP 计算器

Future value of a Systematic Investment Plan.

PPF 计算器

Maturity value of a Public Provident Fund account.

英国税收计算器

Income tax, National Insurance, and net take-home for England/Wales/NI.

英国印花税

Stamp duty for first-time buyers, home movers, and additional properties.

天课计算器

2.5% Zakat on zakatable wealth above nisab.

交叉汇率

Derive A/C from A/B and B/C rates.

斐波那契回撤

Standard Fibonacci support/resistance levels.

VA 残疾计算器

VA 'whole person' combined rating across multiple conditions.

NPS 计算器

Corpus, lump sum, and monthly pension at retirement.

RMD 计算器

Annual minimum withdrawal from IRA / 401(k).

数钱计算器

Total cash from bill and coin denominations.