Personal finance

Simple Savings Calculator

Enter your starting amount, monthly deposit, return and years to project your future savings balance.

  • Free
  • No sign-up
  • Updated for 2026

Savings plan

$
$

per month

%
yr

Enter your amounts, return and years to project the balance.

Worked example

With these example inputs:

  • Starting amount$1,000
  • Monthly deposit$200
  • Annual return4%
  • Years10 yr

Future balance: $30,941

  • Starting amount$1,000
  • Total contributions$24,000
  • Total interest$5,941
  • Total growth23.8%

Add this calculator to your site

Free to embed. Copy the snippet below, it drops the live calculator straight into any page.

What this simple savings calculator does

This calculator projects your future balance. You enter a starting amount, a monthly deposit, a return, and the years. The tool then shows the balance in the currency you choose. It also shows the interest earned. This is a quick savings tool. Try a range of inputs to compare. The result helps you plan your saving.

How savings growth works

Savings grow through compounding. Your money earns a return each year. Those returns then earn returns too. Regular deposits add to the pot. So the balance builds faster over time. You see it in your chosen currency.

How it is calculated

The tool takes your starting amount. It adds your monthly deposit each month. It grows the balance at your return. So the return compounds month by month. The result is the future balance. The calculator runs the numbers for you.

What the result tells you

The result shows your future balance. One thousand plus two hundred a month at four percent over ten years grows to about thirty one thousand. A higher return grows it faster. More years grow it more. So it shows what your savings become. It is a clear closing figure.

The starting amount

The starting amount is what you begin with. It is the money already saved. A larger start leads to a larger end. So the base sets the scale of growth. Every dollar today compounds for years. So a bigger base pays off later. Enter what you have now.

The monthly deposit

The monthly deposit is what you add each month. Steady deposits build the balance fast. Each one earns a return from then on. So small amounts add up over time. Even a modest sum matters a lot. So a higher deposit lifts the end balance. Add what you can spare.

The annual return

The annual return is the yearly growth. It drives how fast the balance builds. A higher return lifts the future balance. So small changes matter over years. Use a realistic figure for your account. So do not assume too much. Pick a return you can expect.

How to use it

Enter your starting amount first. Add the monthly deposit and the return. Read the future balance in the currency you choose. See the interest earned too. Then try different figures. Compare a few returns. Use it to plan your saving.

The limits of this calculator

This tool has clear limits. It assumes a steady return every year. Real rates can change on savings. It ignores fees, tax, and inflation. Inflation erodes what the balance buys. So treat it as an estimate. So read the result with a clear head.

Common mistakes to avoid

A common mistake is skipping the monthly deposit. Regular adds do most of the work. Another is assuming a fixed rate. Real rates can change. Some forget inflation and tax. Others stop saving too soon. Clear math helps you steer around them.

A final tip

Use this to plan your saving. Remember a regular deposit does the heavy lifting. Use a realistic return for your account. Start as early as you can. Keep the deposits going every month. Do not forget inflation and tax. A careful check guides your plan.

Frequently asked questions

How is the future balance calculated?

Your starting amount and monthly deposits grow with compounding at the annual return. Saving $1,000 plus $200 a month at 4% for 10 years reaches about $30,900.

How much comes from interest?

The result splits into what you deposit and the interest it earns. The longer you save, the larger the interest share becomes relative to your own contributions.