Global Development Trends — World Bank
Plot the historical evolution of a country’s official World Bank indicators. Select a country and indicator; verify the year and original data source.
Financial, statistical & business tools
Explore 60 client-side calculators, eighteen research data labs and a private-by-design CSV stock screener. Clear assumptions, original formulas and no imaginary stock quotes. Calculations stay inside your browser.
60 calculators18 research data labs1 local CSV screenerFree to useBrowser-side processing
Official statistics — on-demand data explorers
Direct World Bank and U.S. Treasury public-data research, with source links, observation dates and no pretend stock quotes.
U.S. National Debt Tracker — Treasury Data
Investigate the latest available public U.S. Treasury debt observations, historical trends and components, with original source links.
U.S. Treasury Interest Rates — Official Monthly Data
Explore Treasury-reported average interest rates by security type and month. These are debt-stock averages, not live market bond yields.
Official economic data and research workbenches
Economic-release calendars, World Bank country comparisons, issuer-filed SEC analysis, technical analysis and yield curves. Sources and limitations are explicit.
Economic Release Calendar — Official ICS Import
Explore scheduled economic announcements from a locally imported official iCalendar file. No unsourced forecasts or fabricated release times.
Country Macro Rankings — World Bank
Compare officially published country indicators in a shared reporting year. Data is loaded on request or from an exported World Bank JSON file.
SEC Financial Statement Peer Comparison
Compare annual US GAAP filing facts from up to five official SEC CompanyFacts JSON files inside your browser.
Historical Prices & Technical Analysis Lab
Analyze your imported price history with moving averages, volatility, annualized returns and drawdowns.
Government Bond Yield Curve Explorer
Plot entered government yield tenors and calculate short/long spreads and inversion signals from cited observations.
Advanced market, company & property research
Six detailed research labs: financial filings, valuation, portfolio risk, bonds, property economics and startup dilution. All calculations are browser-local.
SEC Filing Fundamentals Lab
Analyze annual revenue, earnings, assets, liabilities and cash flows from an SEC CompanyFacts JSON file.
Discounted Cash Flow Valuation Lab
Estimate enterprise value and per-share equity value with editable cash-flow assumptions and sensitivity context.
Portfolio Allocation and Concentration Lab
Calculate portfolio weights, sector exposure and concentration from a private holdings CSV.
Bond Yield to Maturity and Duration Lab
Calculate bond yield to maturity, current yield and interest-rate duration from entered bond cash flows.
Rent vs Buy Home Comparison Lab
Compare long-term buying and renting scenarios with mortgage balances and alternative investments.
Startup Funding Rounds and Dilution Lab
Model founders, option pools and up to three investment rounds with post-money dilution.
Interactive economic & statistical research
Analyze your own CSV datasets or request sourced country indicators from the World Bank. No fake stock prices, no hidden uploads.
Income Distribution & Percentile Lab
Calculate weighted sample percentiles, income distribution, Gini coefficient and sample rank from a local CSV.
Historical Stock Price Comparison
Compare historical prices and drawdowns using dated prices from a CSV you supply. No live market feed.
Startup Revenue & Burn Data Lab
Analyze monthly revenue, expense, net burn and unit economics from private CSV records in your browser.
World Bank Economic Data Explorer
Compare official World Bank economic indicators for two countries, with year-by-year data and source links.
Investing
Compound Interest Calculator
Project compound growth with regular contributions.
CAGR Calculator
Calculate compound annual growth rate.
Return on Investment
Compare net gain with initial cost.
Dividend Yield
Estimate annual cash dividend relative to share price.
P/E Ratio
Compute price to earnings per share.
Earnings Per Share
Estimate EPS from income and weighted-average shares.
Portfolio Allocation
Compute one holding’s share of a portfolio.
Bond Current Yield
Estimate a bond’s coupon yield at its market price.
Saving & Retirement
Savings Goal Calculator
Monthly savings needed for a target balance.
Emergency Fund
Calculate a living-expense safety reserve.
Retirement Nest Egg
Estimate capital required for a desired withdrawal rate.
Future Value
Grow a single amount by a periodic annual rate.
Present Value
Discount a future amount to today’s value.
Loans & Real Estate
Mortgage Payment
Monthly principal-and-interest payment estimate.
Loan Payment
Monthly installment for a fixed-rate amortizing loan.
Loan-to-Value Ratio
Compare mortgage debt with property value.
Debt-to-Income Ratio
Monthly debt obligations as a share of gross income.
Gross Rental Yield
Gross yearly rent relative to purchase price.
Capitalization Rate
Property net operating income divided by value.
Debt Service Coverage Ratio
Compare property operating income with debt service.
Real Estate Cash-on-Cash Return
Estimate annual pretax cash return on actual invested cash.
Property Occupancy Rate
Calculate occupied units as a share of available units.
Vacancy-Adjusted Rental Income
Estimate annual gross potential rent after an assumed vacancy rate.
Business & Startups
Gross Profit Margin
Gross profit as a percentage of sales.
Net Profit Margin
Net earnings divided by revenue.
Markup Calculator
Markup as a percent of unit cost.
Break-even Units
Estimate units needed to cover fixed costs.
Startup Cash Runway
Months a startup can operate at the current net cash burn.
Customer Acquisition Cost
Marketing and sales cost per new customer.
Customer Lifetime Value
Simplified gross contribution from a customer.
Startup Equity Dilution
Estimate a new investor’s ownership from financing amounts.
Pre-Money Valuation
Derive pre-money valuation from the cash invested and equity received.
Monthly Recurring Revenue Growth
Measure the percentage change in recurring revenue.
LTV to CAC Ratio
Compare estimated lifetime contribution with acquisition cost.
Customer Acquisition Payback
Estimate how many months of customer margin cover CAC.
Startup Burn Multiple
Compare net cash burn with net new annual recurring revenue.
Economics & Statistics
Inflation Purchasing Power
Estimate equivalent cost after inflation.
Percentage Change
Find relative change between values.
Weighted Average
Average two quantities by their weights.
Percentile Rank
Percent of observations strictly below a reference value.
Z-Score
Distance of a measurement from the mean in standard deviations.
Purchasing Power Loss
Estimate how much purchasing power falls with cumulative inflation.
Real Wage Growth
Compare wage growth with the change in consumer prices.
Personal Finance
Net Worth Calculator
Assets minus outstanding liabilities.
Salary to Hourly Pay
Translate annual salary into hourly pay.
Sales Tax / VAT
Calculate tax and total purchase price.
Discount Calculator
Final price after a percentage discount.
Investing & Stock Research
Stock Total Return
Find holding-period total return including dividends.
Inflation-Adjusted Return
Compare a nominal investment return with inflation.
Free Cash Flow Yield
Calculate trailing free cash flow as a share of equity market value.
Price-to-Book Ratio
Compare a share price with book value per share.
PEG Ratio
Compare P/E with expected annual EPS growth.
Sharpe Ratio
Compare excess portfolio return with return volatility.
Dividend Payout Ratio
Calculate dividends as a share of earnings per share.
Sustainable Growth Rate
Estimate earnings growth from ROE and retention.
Valuation Margin of Safety
Compare your own fair-value estimate with the observed or assumed price.
Forex & Risk
FX Cross Rate (Manual Quotes)
Calculate a cross rate using two manually entered USD reference quotes.
Forex Pip Value
Estimate pip value using position size and the quote-currency USD value.
Position Size by Risk
Calculate units to hold from account risk and stop distance.
Risk/Reward Ratio
Compare potential profit with planned loss per unit.
Local data exploration
CSV Stock Screener
Screen your own licensed CSV data in-browser—no upload, no live prices claimed.
All financial tools are educational. Manually enter rates, prices and estimates from trustworthy sources. The site does not supply live market quotes or personalized recommendations.