4 Layers of Cashback. One Optimized Stack.
Portal cashback. Credit card rewards. Activated offers. Gift card strategies.
Personalized to your cards. Stacked automatically. Never leave money on the table.
Stack more to save moreToday's Hot Deals
3581 AI-scored deals with exceptional cashback rates — updated daily.
Popular Stores
Compare cashback rates across 49,811+ stores from top portals, credit cards, and gift card discounts.
Your offers are hiding in different places
We sync them all in a central hub so you never miss a deal.
One place for all card-linked offers
Stop logging into Chase, Amex, Citi, and other offer providers separately
One-click batch activation across all sources
Activate all your card-linked offers at once — no more clicking one by one
Never miss an offer
Search and see all your offers at a glance in a central hub
Discover hidden savings
Find offers you didn't know you had across all your cards while you shop
Auto-import offers from your emails
Forward cashback offer emails and we'll add them to your stacking hub automatically
See Cashback Rates Right in Your Search Results
Stop searching blindly. Our browser extension shows cashback rates as badges directly on search results — before you even visit a store.
Works on 5 search engines
Google, Bing, DuckDuckGo, Yahoo, and Ecosia — see cashback badges everywhere you search
Instant cashback visibility
Colored badges appear next to search results showing the best available cashback rate
No extra clicks needed
Compare cashback rates across stores right from your search page before visiting any site
Gift Card Discounts from 14+ Providers
3,708+ deals across 1,485+ stores — stack with portal cashback and credit card rewards for maximum savings.
The Complete Cashback Stacking Toolkit
Everything you need to compare portals, match cards, sync offers, and maximize your cashback on every purchase.
Smart Detection & Stacking
Automatically stack the best available cashback rates across thousands of stores while you shop.
Portal Rate Comparison
Compare 50+ cashback portals and gift card discounts in real-time. Always get the highest rate available.
Personalized Credit Card Matching
See your best credit card for every store, automatically matched by category bonuses.
Sync & Activate Offers
Connect and sync your personalized Amex, Chase, Capital One, Citi and more. Activate them all with one click.
Savings Calculator
See your exact savings before you buy. Portal + card + offers + gift cards = total stack.
AI-Scored Hot Deals
ML-powered deal intelligence that detects spikes, all-time highs, and money-maker opportunities across all portals.
Rate History & Trends
See if today's deal is actually good with historical rate trends and charts.
Deal Alerts
Get notified when your favorite stores or products have rate changes or price drops.
Search Engine Cashback Badges
See cashback rates right in your search results before you even visit a store.
Credit Card Portfolio Optimizer
Find the best combination of credit cards for your shopping habits.
How It Works
Stack cashbacks from shopping portals, credit cards, and offers.
Install the Extension
Free49,811+ Stores50+ PortalsAdd CashBackStacks to Chrome with one click. Free, lightweight, and works instantly on 49,811+ stores via 50+ portals and 14+ gift card providers.
- Start for free - no account required
- Works on all major shopping sites and portals
- Lightweight extension - won't slow down your browser
Add Your Credit Cards
Optional251+ CardsSelect your credit cards to personalize your stacking strategy. Our database covers 251+ cards to ensure we track your benefits.
Sync Your Card-Linked Offers
Optional8 Sources1000s of OffersConnect and sync offers from Amex, Chase, Capital One, Citi, and 8+ other sources to stack personalized card-linked offers.
Shop with the Best Stack
Max SavingsBrowse normally - CashBackStacks works in the background and shows you your best stack automatically.
Track Your Savings
Track EverythingWatch your savings grow.
Simple, Transparent Pricing
Start free. Upgrade when you're ready to unlock all four layers.
- Compare all cashback portals
- Add up to 2 credit cards
- Track 3 stores & 3 products
- AI-scored hot deals feed
- Capital One Shopping Offers sync
- PayPal Offers sync
- 7-day rate history
- Search engine cashback badges
- Gift card stacking strategy
- PayPal one-click activation