Free online tool · Finance & Business

Savings Goal Calculator

Work out how long a goal takes — or what to save each month.

FreeNo sign-upRuns in your browserExportable results

Your inputs

Change any value — everything below recalculates immediately in this tab.

Saved on this device
Months to goal231.9 years
Deposit needed$183.10to finish in 24 months
You will deposit$4,600.00your own contributions
Interest earned$104.85at the rate you entered

Year-by-year balance

AfterDepositedInterestBalance
Year 1$2,900.00$32.21$2,932.21

What the numbers mean

  • Example values are editable; nothing here reads your bank account.
  • Interest is applied monthly at rate ÷ 12 before each deposit is added.
All results are calculated from the values above using the documented rules. Nothing is uploaded, and there is no AI model behind this tool.

How this tool works

  • Interest is applied monthly at the annual rate divided by 12, before each month's deposit.
  • The deposit needed for a fixed deadline uses the standard annuity rearrangement and is not rounded up to a whole dollar.
  • The projection is a straight line of identical deposits: no inflation, tax, fees, withdrawals or variable income.

Read the full guides

The step-by-step guides behind this tool, from the Howcompass library.

Questions & answers

Does this use my real account balance?

No. The starting balance is a number you type. We have no connection to any bank or savings product.

Why is the required deposit different from my monthly deposit?

Your monthly deposit determines when you reach the goal. The second figure solves the reverse question: what deposit would be needed to finish inside the target number of months you chose.

What if the goal is never reached?

The simulation stops at 600 months and says so instead of printing a made-up date. Increase the deposit or reduce the goal to get a finite answer.

Privacy & limits

Your amounts stay in this browser tab. Nothing is uploaded and there is no account sync.

This is arithmetic on numbers you entered, not financial advice or a forecast of any account's return.

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