How to Use the 401(k) & Roth IRA Retirement Wealth Calculator
- Enter your current annual salary and current age.
- Set your target retirement age and current 401(k) account balance.
- Specify your contribution percentage and your employer matching policy.
- Review your projected retirement nest egg and inflation-adjusted purchasing power.
Key Features & Capabilities
- Detailed simulation of employer match contributions (free money).
- Year-by-year compounding trajectory with expected annual market return.
- Inflation-adjusted real purchasing power projection (2.5% baseline).
- Dynamic presets for early, mid, and senior career stages.
Technical Architecture & Privacy
401(k) & Roth IRA Retirement Wealth Calculator is engineered with a focus on performance, mathematical accuracy, and maximum user privacy. Operating entirely in-browser on the client side, all processing takes place locally within your browser's JavaScript engine. None of your financial numbers, text entries, or private inputs are ever transmitted to or stored on remote servers.