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Work out how big your emergency fund should be from your real monthly expenses, and how much it needs to grow each year just to keep up with inflation.
Default inflation rate for Other: 3.0% per year, based on long-run global CPI averages data (2026). You can override it in each calculator’s advanced options. See data sources for full citations.
Your target fund is simply your essential monthly spend times the months of runway you want:
Where the annual top-up is what you must add each year so the fund still covers the same number of months after costs rise with inflation.
With $3,000 of essential monthly expenses and a 6-month target, your emergency fund goal is $18,000. At 2.5% inflation, you'd need to add about $450 in the following year just to keep that same 6 months of coverage.
Add up everything you own and take away everything you owe to find your true net worth, then see how much it needs to grow each year just to stay ahead of inflation.
Compare the Avalanche and Snowball methods across all your debts at once. See exactly when you'll be debt-free and how much interest each plan costs.
Find your own inflation rate based on how your household actually spends its money.
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