Wealth Acceleration
Compound interest, retirement, and FIRE math — the tools and guides for growing wealth over decades.
18 tools
401k Calculator
Top pickProject your 401k balance at retirement
Roth IRA Calculator
Top pickSee how much tax-free wealth your Roth IRA will build
FIRE Calculator
Top pickCalculate your FIRE number and years to financial independence
Net Worth Calculator
StrongCalculate your true net worth with assets and liabilities
Dollar Cost Averaging Calculator
Top pickSee the power of regular investing with DCA
Dividend Calculator
Top pickCalculate annual dividend income and DRIP growth
Inflation Calculator
StrongSee how inflation erodes purchasing power over time
4% Rule Calculator
Top pickFind out how much you can safely withdraw in retirement
Stock Return Calculator
Top pickCalculate total return including dividends on any stock trade
Capital Gains Tax Calculator
Top pickCalculate long-term and short-term capital gains tax
Compound Interest Calculator
Top pickCalculate compound interest and investment growth
DRIP Velocity Modeler
GrowingModel how dividend reinvestment accelerates your portfolio growth over time
Future Value Predictor
GrowingProject the future value of a lump sum or recurring investment
Portfolio Rebalancing Helper
GrowingCalculate the trades needed to bring your portfolio back to target allocation
Crypto Cost-Basis Tracking Tool
GrowingTrack cost basis across crypto purchases for accurate gain/loss reporting
Asset Growth Projection Modeler
GrowingProject combined growth across multiple asset classes and accounts
FIRE Milestone Matrix
GrowingTrack your progress across every major FIRE milestone, not just the finish line
Required Minimum Distribution (RMD) Estimator
GrowingEstimate your required minimum distributions from retirement accounts