The $0-annual-fee Chase Freedom Flex℠ is a brawny rewards-earning card indeed — but staying on top of it requires flexing some memory muscles, too. Unlike most cash-back cards, it features both rotating and fixed bonus categories, on top of a first-year bonus that also requires some tracking. Your earnings break down this way: 5% cash back on…

Melissa Lambarena is a writer at NerdWallet. Email: Twitter: @LissaLambarena.

The article How Does the Chase Freedom Flex Stack Up With Competitors? originally appeared on NerdWallet.

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