Skip complicated rewards math with Bankrate's 6 best flat-rate cash back credit cards

Bankrate's top picks earn up to 2% back and cost nothing to hold. Some even reward discipline and customer loyalty

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The credit card rewards landscape can demand as much attention as a part-time job. There are rotating categories to activate, spending caps to track, and transfer partners to memorize. For a certain kind of cardholder, none of that is worth the trouble.

Flat-rate cash back cards offer a compelling alternative. Earn the same percentage on every purchase, no matter what you buy or where you buy it, and eliminate all the mental math at the checkout counter. You spend, you earn, you redeem — usually as a statement credit, a direct deposit, or a gift card. There are no quarterly opt-ins, and there is no ambiguity about whether a given purchase qualifies for a bonus rate.

The tradeoff is real. A well-optimized bonus-category card can outperform a flat-rate equivalent in specific spending areas, such as groceries or gas. But the math only works if you're tracking those categories, staying within caps, and not losing rewards to inertia. For most people, that's a bigger ask than it sounds.

Flat-rate cards can also complement travel and bonus-category cards. Everything that doesn't hit a bonus multiplier — hardware stores, streaming subscriptions, random purchases that defy categorization — earns at a solid base rate instead of 1%.

The best of these cards cluster around 1.5% to 2%........

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