Free calculator

Emergency fund calculator

Start from what a month actually costs you, choose the runway you want to hold, and see both the target and how far along you already are.

Your target

Emergency fund target
Runway you have now
Still to save
Time to reach it at that rate

Measure the fund in months, not dollars

A balance on its own doesn't tell you much. The same amount is a comfortable cushion for one household and two weeks for another. Runway, how long you could cover essentials if income stopped, is the unit that answers the actual question.

One month first

Aiming straight at six months is where most funds stall. One month of essentials removes the majority of small emergencies from your credit card, and it's a target you can reach soon enough to stay interested. Extend from there.

Keep it boring and separate

The fund should be accessible within a day or two and out of sight of daily spending. If it lives in your current account, it isn't an emergency fund, it's your balance.

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Common questions

How many months should an emergency fund cover?
Three to six months of essential expenses is the common range. Stable salaried income with a fast route to a similar job sits at the lower end; variable or single-earner income sits higher.
What counts as an essential expense?
Housing, utilities, food, transport, insurance, medication and minimum debt payments. An emergency fund replaces your baseline, not your full lifestyle.
Should I build the fund before paying off debt?
Many people save one month of essentials first, then focus on high-interest debt, then finish the fund. It's a trade-off between interest cost and having a buffer at all.