Smart tools for smarter money.

From calculating your ROI and tracking loan amortization to planning your CoastFIRE number or double-checking your paycheck, we’ve built an all-in-one calculator hub that makes financial decisions simple. No jargon, no fluff — just clear numbers to help you make confident money moves today and plan for tomorrow.

Simple ROI Calculator
Calculate the return on investment (ROI) and annualized ROI for your investments over a specified period.
Mortgage Calculator
Calculate the how much your monthly mortgage payments will be based on home price, down payment, loan length, and interest rate.