Personal Finance & Wealth Simulator

What this simulator is for

The simulator is a decision trainer, not a calculator. It puts you in front of the ordinary money choices a person actually faces — a raise, a car, a vacation, an unexpected bill — and shows what each one does to four things at once: your wealth, your monthly cash flow, your day-to-day happiness, and your financial intelligence. The point is not to reach a number. The point is to feel how choices interact before you make them with real money.

How it works

You are dealt a sequence of scenarios. Each one offers two or more responses, and none of them is marked correct — because none of them is. Buying the cheaper car protects your cash flow and costs you something you wanted; taking the second job raises your income and spends the one resource you cannot buy back. Every choice moves all four meters, and the trade-off is the lesson.

The meters carry forward. A decision made early changes what the later scenarios can do to you, which is the closest a short session can get to showing how compounding actually behaves — slowly, and then all at once. At the end the simulator names the pattern your choices formed, as an archetype. That label is a summary of what you did, not a verdict on who you are.

What it assumes

• The four meters are relative, not denominated in any currency. They exist to be compared with each other and with where they were a decision ago.
• Scenarios are written to be recognizable, not to match any one country's tax code, benefits system or cost of living.
• Happiness is modeled as something money can move in both directions. Spending nothing is not treated as the winning strategy.
• A session is short by design. It compresses years of decisions into minutes, so the timing of consequences is illustrative rather than literal.

This is an educational tool. Nothing it shows is financial advice, and no result should be read as a prediction about your own finances.

A worked example

A scenario offers a promotion that raises your income by a fifth but adds an hour of commuting each way. Taking it lifts wealth and cash flow immediately and pushes happiness down. Declining it holds happiness and leaves the other two flat.

Neither is the right answer on its own. What decides it is the state you are already in: with no emergency fund, the income is what buys you the ability to survive the next scenario, and the happiness cost is temporary. With a cushion already built, spending an extra ten hours a week to grow a number you are not using is the more expensive choice. Run the same scenario twice from different starting states and the meters make that argument for you.

Common questions

Is there a way to win?

No, and that is deliberate. A run that maximizes wealth while flattening happiness is not a better outcome than one that balances them — it is a different set of trade-offs, and seeing that clearly is the whole exercise.

Does it store anything I enter?

The scenario run itself does not: every choice you make is evaluated in your browser and nothing about it is sent anywhere. The one exception is the leaderboard, and only if you ask for it — pressing Save sends the name you typed, your literacy score and your closing net worth to a shared table, because a ranking other people can see is the whole point of it. Nothing identifies you beyond the name you chose, and skipping the save button leaves no trace at all.

Which of the other tools should I use next?

If you want a date rather than a pattern, the Freedom Calendar turns savings into a timeline. If you want to know whether a plan survives bad luck, the Monte Carlo simulator is the one that answers that.