The Coast FIRE Calculator is a free, easy-to-use online tool designed to help individuals pursuing financial independence and early retirement (FIRE) determine if they have already saved enough to let their investments grow untouched until retirement. By entering simple details such as age, current savings, monthly contributions, and retirement goals, users get instant insights into their “Coast FIRE number” and whether their current strategy is sufficient to reach their financial goals.

Perfect for FIRE enthusiasts, minimalist investors, career changers, and anyone interested in smart retirement planning, this calculator provides clear visualizations of investment growth, factoring in inflation and expected returns. All calculations run locally in your browser to ensure complete data privacy — no accounts, no tracking, no data stored.

Use the Coast FIRE Calculator to gain confidence in your retirement plan, explore lifestyle flexibility, and make informed financial decisions without guesswork. Try it now and discover when you can confidently stop saving and start enjoying financial freedom.