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Claire's tools

Run the numbers on your cards.

Free, no-login calculators that turn the fine print into a clear answer. Each one does the math we'd do for you by hand.

★ Most used

The Cost Calculator

Enter your monthly spend and your current card. See exactly what a better card would put back in your pocket — after fees.

Open the calculator →
You're leaving
$947/yr
on the table — find out yours
Card Matcher

Answer four questions about your goals and spending. Get Claire's exact recommendation, with the reasoning shown.

Run the match →
Cost Calculator

See what your current card is quietly costing you versus the best card for your spending — net of annual fees.

Calculate the gap →
Credit Roadmap

The stage-by-stage path from any score to the cards you actually want — with the right move at each step.

Start the roadmap →
Compare Cards

Pick up to three cards and line them up side by side on fees, rewards, and CMS score — winner flagged in every row.

Compare side by side →
Debt Payoff Planner

Enter your balance, rate, and payment to see your debt-free date, total interest, and how much extra speeds it up.

Plan the payoff →
Budget Audit

The 50/30/20 split on your take-home pay — clear targets for needs, wants, and savings, and where a card fits.

Audit my budget →
Every tool uses the same public methodology behind our reviews. No data is stored, no login required, and no bank pays to change the answer.
See the methodology →