Credit Card Comparison & Calculators
40 free tools to pick, compare, and max out credit cards. Run the real math on rewards, annual fees, interest, and payoff plans before you apply.
Compare top credit cards
Find the flat-rate vs. category card that actually pays more for your spending.
Points earn + transfer value, not just sign-up bonus hype.
Longer 0% windows and lower BT fees, compared head-to-head.
Build credit without annual fees, gimmicks, or traps.
Business rewards that actually outperform personal cards.
Store cards sound great at the register. Run the real math first.
Run the numbers
A point is only worth what you redeem it for — find your number.
Stop guessing if that $95–$695 fee actually pays back.
A real dollar figure on what carrying a balance is costing you.
The minimum is designed to keep you paying. See the real math.
Utilization is ~30% of your FICO. Tune it right.
No more guessing — approximate the limit you'll actually get.
Is that 80,000-point bonus actually worth the $95 fee?
A 3% fee adds up fast. See what a no-FX card saves you.
A clear payoff date beats 'someday' every single time.
A BT fee is upfront pain — make sure the savings are real.
Cash advances are the most expensive money in your wallet.
Churning only wins if the math — and the rules — work in your favor.
Highest APR or smallest balance first? Run YOUR numbers.
A 5% category card can still lose to a 2% flat card. Math it.
Only count perks you'd actually use. See the honest net fee.
Miles aren't 1¢. See what yours are actually worth.
Hyatt points crush Hilton points. See YOUR redemption value.
Your card may carry $5k+ in hidden insurance. Price it.
The dollar number where the $95 fee finally pays back.
Flexibility or simplicity? See the dollar gap for your spend.
The right 2-card combo can out-earn a 5% 'everything' card.
15–21 months of zero interest can save four figures. Math it.
A '100k bonus' is only worth what you can redeem it for.
Amex Gold vs. Sapphire vs. Savor — who earns more on YOUR bills?
Fill-up math: 5% at the pump really adds up.
6% at US supermarkets is real money. Price it on your cart.
Monthly streaming credits can cover the whole fee. See it.
A 'primary' CDW card can save $200 per rental. Prove it.
Never pay Best Buy for Geek Squad again. Your card does it free.
Interest isn't on the statement balance — it's on the ADB.
Know the rules
Know your odds before you apply — protect your score.
Shortcut to better credit — if the primary account is healthy.
Most secured cards graduate in 6–12 months. See your date.
Borrow someone else's age + utilization. See the score lift.
Free: the 2026 credit card cheat sheet
Every tool + calculator on this site, plus our card picks, delivered as a PDF.
Pick the right credit card with math, not marketing
Credit card companies spend billions on advertising because each new approved customer is worth hundreds of dollars in lifetime value. The glossy sign-up bonus, the rotating categories, the “0% APR” banner — all of it is designed to make you feel like you're winning. The only way to know if a card is actually a good fit is to run the numbers on your spending, your credit profile, and your payoff timeline.
This site is built for exactly that. Every tool lets you enter your own inputs — monthly spend, balance, APR, income, credit score — and see the real dollar outcome. Nothing is gated, nothing is sold. When you're ready to apply, you can tap through to the issuer via an affiliate link and we may earn a small commission at no cost to you.
What this site covers
- Comparisons: Cashback, travel, balance transfer, first-timer, and business cards ranked side by side.
- Calculators: Rewards value, annual fee break-even, interest cost, minimum payment trap, payoff plan, transfer fee, cash advance cost, churning ROI, and more.
- Education: What score you need, how authorized users work, store cards vs general cards, and what the fine print actually means.
Start with whichever tool matches your next decision. Every page includes a working calculator, a comparison table, and a PDF export so you can save your numbers and compare cards offline.