Calculate annual compound returns, absolute gains, and multi-year investment growth trajectory.
Execution runs 100% locally inside the browser sandbox using HTML5 Canvas, Web Cryptography Subtle API, and Web Workers. Zero egress.
Zero network latency. Operates completely offline with zero dependencies on third-party backend servers or cloud services.
Built according to official RFC specifications, cryptographic test vectors, and enterprise-grade data transformation standards.
Enter the starting value or initial principal investment amount.
Enter the ending portfolio value and the investment timeframe in years.
View the annualized CAGR percentage, total percentage gain, and year-by-year trajectory table.
CAGR = (Final Value / Initial Value)^(1 / Years) - 1. It provides a smoothed annual growth rate that eliminates volatility over multi-year periods.
Historically, broad stock market indices like the S&P 500 average roughly 9-10% nominal CAGR over long 10-20 year horizons.
Zero-egress companion tools in the Calculators suite
Calculate 0 60 with instant lifestyle estimation and step-by-step verified outputs.
Calculate 100 day with instant lifestyle estimation and step-by-step verified outputs.
Calculate 120 day with instant lifestyle estimation and step-by-step verified outputs.
Calculate 120 day quiz with instant lifestyle estimation and step-by-step verified outputs.
