Learn & Optimize
Expert strategies to maximize your wallet's potential.
Searching titles, descriptions, categories and tags. Browse all 120 posts.
Tools & Calculators
Cross-card tools
Wallet Optimizer
Optimize your entire card portfolio
Best Card for This Purchase
Which card in your wallet wins this purchase?
Airline Bag Fee Calculator
Which card pays for itself on bag fees
Bilt 2.0 Calculator
Option 1 vs Option 2 comparison
Chase Points Calculator
What your Ultimate Rewards are worth
Southwest Points Calculator
What your Rapid Rewards are worth
Single-card calculators
Chase Sapphire Preferred
2026 dining & travel rewards math
Chase Sapphire Reserve
2026 credits & annual fee math
Amex Platinum
2026 credits & benefits math
Amex Gold
2026 dining & grocery math
Capital One Venture X
2026 portal rewards & lounge math
Robinhood Platinum
2026 cash back & credits math
World of Hyatt
Free night & elite status math
Citi Strata Premier
2026 dining, grocery & gas math
Costco Anywhere Visa
Cash back & Executive stacking
Southwest Priority
2026 bags, perks & rewards math
Featured This Week
Best Uses of Bilt Cash in 2026: Ranked With the Math
Bilt 2.0 split rewards into Bilt Points and Bilt Cash, and Bilt Cash mostly expires at year-end. Here is the math-first ranking of what to actually do with it — with cents-per-point hurdle rates for every redemption.
Airline Bag Fees Just Jumped to $45: Which Credit Card Actually Pays For Itself?
Delta, United, American, Alaska, Southwest, and JetBlue all raised checked-bag fees in April 2026. For a family of four, one round trip now costs $360 in bag fees alone. Here is which co-brand cards actually break even — and which only work for solo travelers.
Bank of America's New BofA Rewards Program: What Changes for Your Credit Card Rewards in 2026
BofA is replacing Preferred Rewards with BofA Rewards on May 27, 2026. Here's what changes for tiers, bonuses, and your cash-back math.
Is Bilt 2.0 Worth It? Option 1 vs Option 2 Compared With Calculator
We ran the math on all three Bilt 2.0 cards (Blue, Obsidian, Palladium) and both reward options. Free calculator shows which earns more for your rent and spending.
New card strategy posts in your inbox
Math-first analysis, sent when we publish. No spam. Unsubscribe anytime.
Card Reviews & Comparisons
View all
Bank of America Museums on Us: Free Museum Admission for Cardholders
Bank of America, Merrill and Private Bank cardholders get free general admission on the first full weekend of every month, at 250 museums in 43 states. The rules, the exclusions, and what it saved our family on two Seattle visits.
Does Airbnb Count as Travel for Chase Sapphire? CSP vs CSR (2026)
Does the Chase Sapphire Reserve give 3x points on Airbnb? No. Direct Airbnb bookings earn 1x on the Reserve. Chase's June 2026 refresh added 3x on Airbnb to the cheaper Sapphire Preferred instead. Here's the math.
What's the Best Credit Card for Airbnb? 2026 Rankings by Use Case
Chase Sapphire Preferred now earns 3x on Airbnb booked direct, but the best card depends on whether you want cash back, no annual fee, or coding certainty. Ranked by use case with the math.
X Money Review: 6% APY, 3% Debit Cash Back, and the Catches Reward Maximizers Should Know
X Money advertises 6% APY, 3% debit cash back, and up to $10M FDIC. A math-first look at what's actually confirmed, the catches (it's not a bank, the rate is a promo, Premium+ costs $395), and who it's really for.
Is the Amex Platinum Worth $895 in 2026? Run Your Own Break-Even
The Amex Platinum now costs $895 and lists over $3,000 in credits. Here is the honest break-even: which credits are easy to use, which are dead weight, and who actually comes out ahead.
AAA Credit Cards Review (2026): The 5% Is Real, but Mind the Caps
AAA's Daily Advantage and Travel Advantage cards pay 5% on groceries or gas with no annual fee. We do the cap math most reviews skip and show who actually comes out ahead.
Strategy & Optimization
View all
Citi Nights: The 6x Dining Bonus That Runs on New York Time
The Citi Strata Elite earns 6x at restaurants on Friday and Saturday nights, but the window runs on Eastern time and is judged by when the charge is authorized. Here is what that means if you do not live in New York.
Credit Card Rewards A to Z: 26 Rules and the Math Behind Them
Twenty-six rules for credit card rewards, one per letter, each with the math attached. Annual fees, net value, merchant coding, devaluation, and the rule that comes before A.
Using the Sapphire Reserve Dining Credit in Seattle: $150 at Tomo
We used the Chase Sapphire Reserve's $150 dining credit at Tomo in White Center. What it covered, what it did not, and why the eligible restaurant list now reaches further than we said it did.
Why Your Credit Card Rewards Are Worth Less Than the Calculator Says
The optimization math is solved. Getting the money is not. Seven measurable gaps between the rewards a calculator promises and the value you actually keep, with the number attached to each.
Three Ways a Rewards Optimizer Gives You the Wrong Answer (Ours Included)
Credit card rewards calculators disagree wildly. Here are the three assumptions that move the answer most, run on one wallet, plus a list of what CardSavvy's own model gets wrong and why.
How to Optimize Your Credit Card Rewards: A Real $34,800 Walkthrough
How much does optimizing your credit cards actually earn? We ran an average US household's $34,800 of spending through CardSavvy Optimize. Three cards, $1,384/yr net, and every number reproducible in the tool.
Travel & Airports
View all
Best Credit Cards for Columbus, OH Travelers (CMH) in 2026
Columbus travelers have a Priority Pass lounge and 55+ nonstop routes across 10 airlines. We break down the best credit cards for CMH flyers in 2026, from lounge access to maximizing rewards on a multi-airline route map.
Southwest's New Bag Fees and Seat Assignments: How to Cope Using Credit Card Perks
Southwest ended free checked bags and open seating in 2026. Here's how to use Southwest Rapid Rewards credit cards and other travel cards to offset the new $35 bag fees and seat selection charges.
Best Travel Credit Cards for San Diego (SAN) Flyers in 2026
San Diego's airport has excellent lounge options including a Capital One and USO lounge. We break down the best credit cards for SAN flyers based on airline and lounge preferences.
Best Travel Credit Cards for Denver (DEN) Flyers in 2026
Denver International is a major hub with excellent lounge options. We break down the best credit cards for DEN flyers including Centurion Lounge access, United Club, and more.
Best Travel Credit Cards for Nashville (BNA) Flyers in 2026
Flying out of Nashville? BNA's unique mix of carriers and limited lounges means the 'best' travel card depends on how you actually fly. We break down the smartest picks for 2026.
Best Travel Credit Cards for Austin (AUS) Flyers in 2026
Austin's airport has three real lounges and almost no Priority Pass options. We break down the best credit cards for AUS flyers based on which airline you actually fly.
Industry & Analysis
View all
Sapphire Reserve vs Preferred for Dining: Is $700 More Worth It?
The $795 Sapphire Reserve and the $95 Sapphire Preferred earn the same 3x on dining. The Reserve's entire dining premium is one restricted credit, and our capture index values it near $120. Here is when that still makes sense.
Airline Card vs Sapphire Reserve: What Checking Bags Costs You in 2026
Checked bags now cost $45 each way, and the waiver requires buying the ticket with the airline card. That decision quietly moves your airfare off the Sapphire Reserve, taking the 4x category and the trip protections with it. Here is what that is worth.
Your AI Assistant Can Now Do Credit Card Math Correctly
CardSavvy now runs an MCP server, so Claude, ChatGPT, or any MCP client can call the wallet optimizer directly instead of guessing at reward rates. Free, no API key of ours required.
Stop Guessing Your Spending: Import Your Monarch Money History into CardSavvy
CardSavvy now turns a Monarch Money CSV export into a real annual spending profile for the optimizer. Parsed in your browser; nothing is uploaded.
CardSavvy Premium Is Now Free for Everyone
Every CardSavvy Premium feature is now free: Credit Health Dashboard, Card Simulator, bonus and 5/24 trackers. No trial, no payment method. Here is why.
Chase Sapphire Preferred June 2026 Refresh: New 3x Categories, a Doubled Hotel Credit, and a Quieter Hyatt Devaluation
Chase refreshed the $95 Sapphire Preferred: 3x gas and EV, 3x Airbnb and Vrbo, a $100 hotel credit, and Global Entry. The cost: Hyatt transfers drop to 4:3. Run the math on your numbers.
More from CardSavvy
The Most Exciting Credit Card Launches of 2026 (and Which Ones Are Actually Worth It)
2026's splashiest card launches, ranked by net value over a plain 2% card, not headline earn rates. Which are exciting, which are worth it, and who each one is for.
Mercury IO Review for Solo Founders: Great Business Banking Stack, But Is the Card Worth It?
Mercury IO is a cash-underwritten business charge card, not a normal rewards card. An honest, math-first look at who it's for, the FDIC nuance, and how it really stacks up against a 2% business card.
Should You Switch to the Robinhood Gold Card? The Break-Even Math
The Robinhood Gold Card earns 3% on eligible purchases, but requires a $50/yr Gold membership. We run the break-even math against every major no-fee 2% to 2.625% cash back card.
Robinhood's Agentic Credit Card: Should You Let AI Spend Your Money for 3% Back?
Robinhood's Agentic Credit Card lets an AI agent spend on your Gold Card for 3% back. We run the math on the reward edge versus the risk of one wrong purchase.
Walmart OnePay CashRewards Card Review 2026: Is 5% Back Actually Worth It?
The Walmart OnePay card earns up to 5% back at Walmart for Walmart+ members. We run the breakeven math on the $98 membership, the 1.5% non-Walmart rate, and how it pairs with a 2% catch-all.
Apple Card Review 2026: When 3/2/1% Cash Back Beats 2% Flat
Apple Card earns 3% at Apple and select merchants, 2% on Apple Pay, and 1% everywhere else. We run the math on when that beats a flat 2% card, who should keep it, and what the Chase transition changes.
World of Hyatt Credit Card Review 2026: Is the $95 Fee Worth It?
The World of Hyatt card's $95 fee pays for itself with the annual Category 1-4 free night. We run the math on the 9x earn rate, $15k bonus night, and elite fast-track.
Best Credit Cards for Paying Utility Bills (2026): Why Net Value Beats Headline Rewards
Electric, gas, water, trash. Utility bills look like easy rewards, but provider fees, category caps, and lost autopay discounts mean the best card depends on net value, not headline rate. Math-first picks for 2026.
Coinbase One Card Review: 4% Bitcoin Back Is Real, but Most People Won't Earn It
The Coinbase One Card offers up to 4% bitcoin back on purchases. We break down the asset tiers, monthly caps, and membership costs to show who actually benefits.
Case Studies
The Small Business Breakthrough
How a freelancer turned business expenses into $890 in annual rewards
The First Rewards Card
How a college grad turned $24,000 in spending into $280 with zero annual fees
The Digital Nomad Discovery
How working remotely from abroad turned into $1,100 in annual rewards
The Rent Check Revolution
How paying rent became the highest-earning "purchase" of the month
The Premium Card Payoff
How a $695 annual fee turned into $1,365 in value
The Family Vacation Fund
How one family found $512 hidden in their monthly spending
Get smarter with your cards
Math-first card strategy posts, sent when we publish — not on a schedule. No spam. Unsubscribe anytime.
We respect your inbox.