金融
- Business Planning
企业贷款计算器
Estimate payments, total interest, and amortization for a business loan.
- Business Planning
企业估值计算器
Estimate business value via revenue multiple, EBITDA, book value, or DCF.
- Business Planning
企业预算计算器
Roll up monthly income and expenses across categories.
- Business Planning
人工成本计算器
Fully-loaded labor cost including benefits and payroll taxes.
- Business Planning
工时计算器
Total man-hours from workers × hours × days.
- Business Planning
销售佣金计算器
Compute commission across flat, tiered, or base+commission structures.
- Business Planning
现金消耗率计算器
Monthly burn and cash runway from expenses and revenue.
- Business Planning
客户流失率计算器
Customer and revenue churn with average customer lifetime.
- Business Planning
客户获取成本
CAC plus LTV:CAC ratio for unit-economics sanity.
- Business Planning
转化率计算器
Conversions ÷ visitors, with benchmarks and reverse mode.
- Business Planning
跳出率计算器
Single-page sessions ÷ total sessions.
- Business Planning
点击率计算器
Clicks ÷ impressions, with channel benchmarks.
- Business Planning
CPM 计算器
Solve any of CPM, cost, or impressions given the others.
- Business Planning
CPC/CPM 计算器
Clicks, impressions, and estimated conversions for an ad budget.
- Business Planning
CPA 计算器
Ad spend ÷ conversions.
- Business Planning
ROAS 计算器
Revenue ÷ ad spend, with break-even benchmark.
- Business Planning
AdSense 计算器
Estimate AdSense earnings from pageviews, CTR, and CPC.
- Business Planning
YouTube 收入计算器
Estimate YouTube earnings from views and RPM.
- Business Planning
网站广告收入计算器
Monthly ad revenue from pageviews, RPM by niche, and fill rate.
- Business Planning
投资回收期计算器
Years to recover an investment from cash inflows.
- Business Planning
员工流失率计算器
Employees lost ÷ employees at start.
- Business Planning
员工流动率计算器
Separations ÷ average headcount, with replacement cost.
- Business Planning
贡献毛利计算器
Per-unit and total CM, with break-even units.
- Business Planning
销售成本计算器
Cost of goods sold from beginning + purchases − ending inventory.
- Business Planning
平均固定成本
Total fixed costs spread over quantity produced.
- Business Planning
全职等效计算器
Full-time equivalents from part-time hours.
- Business Planning
FIFO 计算器
COGS and ending inventory under FIFO accounting.
- Business Planning
GMROI 计算器
Gross margin return on inventory investment.
- Business Planning
赫芬达尔指数计算器
Herfindahl-Hirschman Index from up to 8 market shares.
- Business Planning
创业成本计算器
One-time + ongoing × runway months.
- Business Planning
员工成本计算器
Total annual employee cost: salary, benefits, payroll tax, overhead.
- Business Planning
营收年化运营率
Annualize revenue from a partial period.
- Business Planning
市场份额计算器
Company revenue ÷ total market size.
- Business Planning
单位价格计算器
Cost per unit, suggested retail, and bulk-discount table.
- Business Planning
每个潜在客户成本计算器
Marketing spend ÷ leads, with channel benchmarks.
- Business Planning
邮件打开率计算器
Open rate, click rate, and CTOR with benchmarks.
- Business Planning
布拉德福德因子计算器
HR absence-pattern score: S² × D.
- Business Planning
咨询费用计算器
Daily and hourly rate needed to hit a target take-home.
- Business Planning
SaaS LTV 计算器
Lifetime value from ARPA, margin, and monthly churn.
- Business Planning
SaaS 指标计算器
Net MRR churn, NRR, ARPU, ARR — the core SaaS dashboard.
- Business Planning
售出率
Units sold ÷ units received.
- Business Planning
网红收费计算器
Estimate sponsored content rates by platform and following.
- Business Planning
EVM 计算器
SV, CV, SPI, CPI, EAC from PV, EV, AC.
- Business Planning
EMV 计算器
Probability-weighted decision outcomes across scenarios.
- Investments
复利计算器
Future value with compounding and optional regular contributions.
- Investments
单利计算器
Interest earned with no compounding, plus a compound comparison.
- Investments
利率计算器
Solve for rate given principal, interest, and time.
- Investments
投资计算器
Lump sum + monthly contributions projected forward.
- Investments
复合年增长率计算器
Compound annual growth rate from beginning and ending values.
- Investments
净现值计算器
Net present value across up to 8 cash-flow years.
- Investments
内部收益率计算器
Internal rate of return via Newton-Raphson iteration.
- Investments
现值计算器
Discount a future value back to today.
- Investments
未来价值计算器
Grow a present amount forward, with or without contributions.
- Investments
APY 计算器
Convert APR to APY at any compounding frequency.
- Investments
APR 计算器
Back-solve APR from a loan amount, payment, and term.
- Investments
回报率计算器
Simple and annualized return with optional income.
- Investments
复合增长计算器
Generalized compound growth for any metric (users, revenue, etc.).
- Investments
连续复利
A = P × eʳᵗ — the limit of frequent compounding.
- Investments
现金流折现计算器
Enterprise value from FCFs, terminal growth, and WACC.
- Investments
贴现率计算器
Solve for the rate that bridges PV and FV.
- Investments
EAR 计算器
Convert a nominal rate to EAR.
- Investments
费用比率计算器
Dollar cost of fund fees over time.
- Investments
持有期收益率
Total return including income over a holding period.
- Investments
机会成本计算器
Difference in future value between two investment options.
- Investments
存单计算器
Maturity value of a CD with chosen APY and term.
- Investments
72法则计算器
Doubling time from a rate, or required rate from a doubling time.
- Investments
年化收益率
Convert a holding-period return to an annualized rate.
- Investments
增值计算器
Total and annual appreciation, with optional real-value adjustment.
- Investments
基点计算器
Convert between basis points and percentages.
- Investments
夏普比率计算器
Risk-adjusted return: excess return ÷ standard deviation.
- Investments
货币时间价值
Solve for PV, FV, rate, periods, or payment given the other four.
- Investments
加密货币利润计算器
Profit/loss including buy and sell fees.
- Investments
比特币利润计算器
Profit/loss for a Bitcoin trade with fees.
- Investments
定投平均成本
DCA outcomes at fixed or varying prices.
- Investments
通胀调整收益率
Real (post-inflation) return using the Fisher equation.
- Investments
投资组合收益率计算器
Weighted average return across up to 6 holdings.
- Investments
股息再投资计算器
Project portfolio growth from dividend reinvestment.
- Equity
股票计算器
Profit, ROI, and break-even for a stock trade with commissions.
- Equity
股票平均成本计算器
Weighted average cost from up to 5 purchase lots.
- Equity
股票拆分计算器
New share count and adjusted price after a split.
- Equity
股息计算器
Annual dividend income (before and after tax) plus yield on cost.
- Equity
股息率计算器
Yield = annual dividend ÷ price, with optional forward yield.
- Equity
股息支付率
Dividends ÷ earnings — sustainability check.
- Equity
每股收益计算器
Basic and diluted earnings per share.
- Equity
市盈率计算器
Price-to-earnings ratio with earnings yield.
- Equity
市值计算器
Shares × price, with size classification.
- Equity
资本资产定价模型计算器
Required return from risk-free rate, beta, and market return.
- Equity
加权平均资本成本计算器
Weighted average cost of capital from equity, debt, and tax rate.
- Equity
净资产收益率计算器
Net income ÷ equity, with optional DuPont breakdown.
- Equity
资产收益率计算器
Net income ÷ total assets.
- Equity
格雷厄姆数计算器
Benjamin Graham's fair-value estimate for a defensive investor.
- Equity
内在价值计算器
Fair-value estimates via DDM, Graham, or P/E methods.
- Debt Investments
债券价格计算器
Price = PV of coupons + PV of face value.
- Debt Investments
债券收益率计算器
YTM and current yield from price, face, coupon, and maturity.
- Debt Investments
债券到期收益率计算器
Yield to maturity and yield to call.
- Debt Investments
票息率计算器
Coupon rate from annual payment and face value.
- Debt Investments
负债权益比计算器
Total liabilities ÷ shareholders' equity.
- Debt Investments
利息保障倍数
EBIT ÷ interest expense.
- Debt Investments
速动比率计算器
Liquid assets ÷ current liabilities.
- Derivatives
Black-Scholes 计算器
Call/put prices and Greeks for European options.
- Derivatives
看涨期权计算器
Break-even and payoff for a long call at various stock prices.
- Derivatives
保证金追缴计算器
Price at which a maintenance margin call is triggered.
- Tax & Salary
销售税计算器
Add tax to a price or remove it from a tax-inclusive total.
- Tax & Salary
增值税计算器
Add or remove VAT at any rate.
- Tax & Salary
所得税计算器
Bracket-by-bracket tax on US federal income.
- Tax & Salary
资本利得税计算器
Short-term vs long-term capital gains tax with NIIT.
- Tax & Salary
工资计算器
Convert salary across hourly, weekly, monthly, and annual.
- Tax & Salary
税前到税后计算器
Net take-home pay after federal, state, FICA, and deductions.
- Tax & Salary
税后到税前计算器
Required gross for a target take-home.
- Tax & Salary
加薪计算器
New salary, change, and 5-year earnings impact.
- Tax & Salary
计费工时计算器
Utilization and revenue from billable vs total hours.
- Tax & Salary
1.5倍工时计算器
Regular plus overtime pay at 1.5× or 2×.
- Tax & Salary
彩票税计算器
Lump sum vs annuity after federal and state tax.
- Mortgage & Real Estate
购房承受能力计算器
How much house you can afford under 28/36 DTI rules.
- Mortgage & Real Estate
抵押贷款摊销
Monthly payment plus full amortization summary.
- Mortgage & Real Estate
抵押贷款再融资
Monthly savings and break-even months from refinancing.
- Mortgage & Real Estate
LTV 计算器
LTV ratio and PMI threshold.
- Mortgage & Real Estate
PMI 计算器
Monthly PMI and the month it drops off.
- Mortgage & Real Estate
资本化率计算器
NOI ÷ property value.
- Mortgage & Real Estate
出租房产计算器
Cash flow, cap rate, cash-on-cash return.
- Mortgage & Real Estate
租房还是买房计算器
Net worth comparison over a horizon.
- Mortgage & Real Estate
成交成本计算器
Buyer or seller closing cost range with line items.
- Personal Finance
储蓄计算器
Future savings balance with regular contributions.
- Personal Finance
储蓄目标计算器
Monthly amount needed to hit a savings target by a date.
- Personal Finance
应急基金计算器
Target fund size from monthly essentials.
- Personal Finance
汽车贷款计算器
Vehicle financing monthly payment and true cost.
- Personal Finance
FIRE 计算器
Years to financial independence at a safe withdrawal rate.
- Personal Finance
50-30-20法则计算器
Allocate take-home pay across needs, wants, and savings.
- Debt Management
债务雪球计算器
Pay off smallest balances first; roll payments forward.
- Debt Management
债务雪崩计算器
Pay off highest interest rate first — mathematically optimal.
- Debt Management
信用卡还清
Months to pay off + total interest at a fixed payment.
- Personal Finance
退休计算器
Nest egg target plus how long it lasts.
- Personal Finance
401(k) 计算器
Future 401(k) balance including employer match.
- Personal Finance
Roth IRA 计算器
Compare tax-free Roth growth vs Traditional tax-deferred.
- Debt Management
贷款计算器
Standard amortizing loan: payment, interest, total.
- Debt Management
摊销计算器
Loan payoff with optional extra payments.
- Debt Management
学生贷款计算器
Standard, extended, and income-driven plan comparison.
- Debt Management
债务收入比
Front-end and back-end DTI ratios with lender thresholds.
- Sales
利润率计算器
Margin and markup from cost and selling price.
- Sales
加价率计算器
Selling price from cost + markup percentage.
- Sales
折扣百分比计算器
Discount amount and final price.
- Sales
佣金计算器
Commission earned on sales — flat or tiered.
- Sales
PayPal 手续费计算器
Net amount received after PayPal fees.
- Sales
Etsy 手续费计算器
Listing, transaction, and processing fees on an Etsy sale.
- Sales
Amazon FBA 计算器
Referral + fulfillment fees on an Amazon FBA sale.
- Sales
Stripe 手续费计算器
Net received after Stripe processing fees.
- Sales
每件商品利润计算器
Net profit per sale after all costs and fees.
- Microeconomics
EBITDA 计算器
Earnings before interest, taxes, depreciation, and amortization.
- Microeconomics
毛利率计算器
Gross profit and margin from revenue and COGS.
- Microeconomics
折旧计算器
Straight-line, double-declining, or sum-of-years depreciation.
- Microeconomics
营运资金计算器
Current assets minus current liabilities.
- Microeconomics
存货周转率计算器
COGS ÷ average inventory; days of inventory.
- Microeconomics
边际成本计算器
Cost of producing one additional unit.
- Microeconomics
经济订单量计算器
Optimal order size that minimizes inventory cost.
- Microeconomics
需求价格弹性
%ΔQ ÷ %ΔP — how sensitive demand is to price.
- Microeconomics
自由现金流计算器
FCF = operating cash flow − capital expenditures.
- Microeconomics
营收增长率计算器
Period-over-period growth (QoQ, YoY, MoM).
- Macroeconomics
通货膨胀计算器
Adjust a dollar amount across years using CPI.
- Macroeconomics
GDP 计算器
GDP = C + I + G + (X − M).
- Macroeconomics
失业率计算器
Unemployed ÷ labor force × 100.
- Macroeconomics
CPI 通胀计算器
Compute a CPI from basket costs, plus the period inflation rate.
- Macroeconomics
复合增长率
Annualized growth rate between two endpoints.
- Macroeconomics
货币乘数计算器
1 ÷ reserve ratio — banking money creation.
- Macroeconomics
实际利率计算器
Fisher equation: real = (1+nominal)/(1+inflation) − 1.
- Macroeconomics
泰勒规则计算器
Suggested fed funds rate from inflation and output gap.
- Macroeconomics
特朗普关税计算器
Tariff owed and consumer pass-through estimate.
- UK & India Finance
EMI 计算器
Equated Monthly Installment for any loan.
- UK & India Finance
SIP 计算器
Future value of a Systematic Investment Plan.
- UK & India Finance
PPF 计算器
Maturity value of a Public Provident Fund account.
- UK & India Finance
英国税收计算器
Income tax, National Insurance, and net take-home for England/Wales/NI.
- UK & India Finance
英国印花税
Stamp duty for first-time buyers, home movers, and additional properties.
- UK & India Finance
天课计算器
2.5% Zakat on zakatable wealth above nisab.
- Misc Finance
交叉汇率
Derive A/C from A/B and B/C rates.
- Misc Finance
斐波那契回撤
Standard Fibonacci support/resistance levels.
- Misc Finance
VA 残疾计算器
VA 'whole person' combined rating across multiple conditions.
- Misc Finance
NPS 计算器
Corpus, lump sum, and monthly pension at retirement.
- Misc Finance
RMD 计算器
Annual minimum withdrawal from IRA / 401(k).
- Misc Finance
数钱计算器
Total cash from bill and coin denominations.