How CashBackStacks Works

Maximize your savings with our free browser extension that compares cashback rates and stacks rewards automatically across shopping portals, credit cards, and offers for thousands of stores.

1

Install the Extension

Free38,972+ Stores44+ Portals

Add CashBackStacks to Chrome with one click. Free, lightweight, and works instantly on 38,972+ stores via 44+ portals.

  • Start for free - no account required
  • Works on all major shopping sites and portals
  • Lightweight extension - won't slow down your browser
2

Add Your Credit Cards

Optional251+ Cards

Select your credit cards to personalize your stacking strategy. Our database covers 251+ cards to ensure we track your benefits.

  • Never miss a bonus category again
  • Stack best credit card rates automatically
  • Get notified for bonus categories and limited-time offers
  • Compare earning rates across all your cards while you shop
3

Sync Your Card-Linked Offers

Optional5 Sources1000s of Offers

Connect and sync offers from Amex, Chase, Capital One, Citi, and 5+ other sources to stack personalized card-linked offers automatically.

  • Auto-sync offers from all your cards in one place
  • Stack matching offers with stores you're browsing
  • Never forget to activate an offer again
  • Activate thousands of offers automatically
4

Shop with the Best Stack

Max Savings

Browse normally - CashBackStacks works in the background and shows you your best stack automatically.

  • Automatically detects supported stores as you shop
  • Calculates your best stack across portals, cards, and offers
  • Shows your potential earnings before you checkout
  • One-click activation to maximize your rewards
5

Track Your Savings

Track Everything

Watch your savings grow.

  • Portal cashback typically arrives in 30-90 days
  • Credit Card rewards vary and often post with your statement

Frequently Asked Questions

Ready to Start Saving?

Install CashBackStacks in seconds and never miss a deal again.
Install Extension