Cash Back Calculator

Calculate how much cash back you can earn from credit card purchases. Enter your spending by category to see your total rewards and maximize your cash back earnings.

Quick Calculator

Total purchase amount
Your card's cash back percentage
Credit card annual fee (if any)

Your Rewards

Purchase Amount $1,000
Cash Back Rate 2.00%
Annual Fee $0
Net Cash Back $20.00
$20.00
Total Cash Back Earned

Advanced: Category Spending Calculator

Enter your monthly spending by category:

Category Monthly Spend Cash Back % Monthly Reward
🛒Groceries
$15.00
⛽Gas & Fuel
$6.00
🍽️Dining & Restaurants
$12.00
✈️Travel
$5.00
🛍️Online Shopping
$5.00
📦Other Purchases
$4.00
💳
$47.00
Monthly Cash Back
📅
$564.00
Annual Cash Back
📊
2.69%
Effective Cash Back Rate
🎯
$564.00
Net (After Annual Fee)

Cash Back by Category

Annual Cash Back Projection

Cash Back at Different Rates

Monthly Spending1% Cash Back2% Cash Back3% Cash Back5% Cash Back

What is Cash Back?

Cash back is a credit card reward program that returns a percentage of your purchases to you as a rebate. When you make purchases with a cash back credit card, you earn a small percentage of your spending back, which can be redeemed as statement credits, direct deposits, or check payments.

How to Calculate Cash Back

The cash back calculation is straightforward:

Cash Back = Purchase Amount × Cash Back Rate

Example: $1,000 × 2% = $20 cash back
Example Calculation:

Monthly groceries: $500 at 3% = $15.00
Monthly gas: $200 at 3% = $6.00
Monthly dining: $300 at 4% = $12.00
Other spending: $400 at 1% = $4.00

Total Monthly Cash Back: $37.00
Annual Cash Back: $444.00

Types of Cash Back Cards

Flat-Rate Cash Back Cards

These cards offer the same cash back percentage on all purchases, typically 1.5% to 2%. They're ideal for people who want simplicity without tracking spending categories.

Tiered Cash Back Cards

These cards offer higher cash back rates on specific categories (like groceries, gas, or dining) and a lower rate on everything else.

Rotating Category Cards

These cards offer elevated cash back (usually 5%) on categories that change quarterly, requiring activation each quarter.

Understanding Cash Back Limits

Many cash back cards have limits on how much you can earn at bonus rates:

Cash Back vs. Annual Fee

When considering a cash back card with an annual fee, calculate your break-even point:

Break-Even Spending = Annual Fee / (Card Rate - No-Fee Card Rate)

Example: $95 fee / (2% - 1.5%) = $19,000 annual spending needed

Frequently Asked Questions

Does earning cash back incur additional fees?
No, earning cash back typically does not incur additional fees. The rewards are paid for by the card issuer from the merchant fees they collect. However, if you carry a balance and pay interest, those charges could exceed your cash back earnings.
What is a cash back limit?
A cash back limit is the maximum amount of cash back rewards you can earn within a specified period. Once you hit the limit, additional purchases may only earn the base rate or no rewards at all.
Is 2% cash back good?
2% flat cash back is considered excellent for a no-frills rewards card. While you can earn more with tiered or rotating category cards (3-5% on bonus categories), 2% on everything is competitive and requires no effort to maximize.
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