UseThis — which card should you swipe?

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UseThis

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UseThis

Which card should you swipe?

Pick your cards once. UseThis tells you the best one for every purchase — and tracks the credits you haven't used.

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No account needed. Your picks save on this phone automatically.
Add a household code anytime to sync with a partner.

UseThis

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Ranking accounts for parked categories, quarterly picks & activations, published rotating calendars, caps you've logged against, network floors, and your point values. Tap any card for the why.

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in unused credits

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expire within 31 days

My Cards

Search the built-in card database. Tap to select, tap again to remove — use ＋ copies when you hold the same card twice.

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Nobody pays us. There are no affiliate links on this site today, and rankings are payout-blind either way.

Card facts come from data/cards.json (14 fully modelled cards) and the wider data/cardLibrary.json, verified 2026‑07‑30 against issuer pages. Library cards marked unverified need a second look before you trust their rate. Spot something wrong? The data files are the source of truth — fix them there.

How we're paid Editorial policy Advertiser disclosure Privacy Terms

UseThis has no affiliate relationships and takes no money from card issuers today. If that ever changes, the ranking math stays payout-blind and this page will say exactly who pays us. Card terms are set by issuers and change without notice — every number here carries the date we verified it. Not financial advice.