~/projects/finance-simulator$

Finance Simulator

Enter your current savings, income, and expenses. See 30-year projections, milestone timelines, and what-if scenarios. All calculations run locally in your browser.

view live source

~/built-with$

[sveltekit][typescript][tailwind css][layercake]

~/why$

Why I built this

I wanted a simple tool to visualize compound growth and experiment with different savings scenarios. Most finance calculators are either too basic or bloated with ads. This runs entirely client-side with zero API calls.

~/features$

Features

›30-year projections
›Milestone tracking ($100k / $500k / $1M / FI)
›What-if slider
›Return rate presets (5% / 7% / 10%)
›localStorage persistence
›Interactive charts

~/highlights$

Technical highlights

✓Future value calculations
✓Time-to-target solver
✓FI number (4% rule)
✓Edge cases: negative savings, unreachable targets