Compound Interest Visualizer
財務Project compound growth with recurring contributions, milestones, and inflation-adjusted value.
Year-by-year growth
Blue shows what you put in. Green shows what compounding added on top.
Milestones
Ending year snapshot
Compound Interest Visualizer の使い方
Enter your starting balance, monthly contribution, annual return assumption, and timeline to project long-term investment growth. The compound interest visualizer estimates how contributions and earnings stack up over time, shows major balance milestones, and even adjusts the ending value for inflation so you can compare future dollars to today’s purchasing power.
Set your starting point
Enter the amount you already have invested and how much you plan to add each month.
Choose your growth assumptions
Set the annual return, compounding frequency, contribution timing, and inflation rate.
Review the projection
Compare final balance, total contributions, and investment growth across the full timeline.
Scan the milestones
Use the year-by-year bars and milestone list to see when your plan could cross major thresholds.