The Finance Algorithm
§ Tool · tier 1 · independent

Cashback Calculator.

Calculate your annual cashback earnings from credit card spending

CalculatorFree, no signupOn-deviceupd May 2026
Inputs
Your numbers
$
$3k
%
1%

Standard rate on all purchases (typical 0.5-1.5%)

$
$600
%
3%
$
$300
%
2%
$
$100
$
$0

0 = no cap. Many cashback cards limit monthly earnings.

Math updates live as you change inputs · AI runs on submit

Awaiting inputs

Move the sliders or type in the form on the left — the math updates live as you go. Click Get AI verdict when you want a written analysis.

Cashback cards give you straightforward value - a percentage of every purchase back as cash. This calculator shows your total annual cashback and net value after fees.

§ Worked examples

Real-world scenarios

Category Cashback Card

$3,000/month total. $600 groceries at 3%, $300 fuel at 2%, rest at 1%. $100 annual fee.

Inputs

total:3,000groceries:600fuel:300fee:100

Grocery: $216/year. Fuel: $72/year. Other: $252/year. Total: $540. Net after fee: $440/year!

§ FAQ

Questions Australians ask

§ Glossary

Plain-English definitions

Cashback
A percentage of spending returned as cash - either as statement credit, check, or deposit.
Category Cap
Maximum spending that earns bonus rates in a category per quarter/year.
Rotating Categories
Bonus categories that change quarterly - must be activated each quarter.