How do I model different savings scenarios?

Enter your starting balance, contribution amounts, interest rate, and timeline to see how your savings could grow. Adjust any input to test different scenarios.

Can I include one-off and monthly contributions?

Yes, you can include both a one-off starting amount and regular monthly contributions. The calculator will forecast the combined effect.

Is this calculator free to use?

Yes. All Optimly calculators are free to use and require no signup or downloads.

OPTIMLY Calculators | Savings Growth Advanced Calculator

Savings inputs

Current balance:

Start date:

Time period, years:

Regular contribution:

START REGULAR PAYMENT ON MONTH:

Contribution frequency:

Interest rate, AER :

Make one-off contributions

Change regular contributions

Change interest rate