Card matchups

Two cards compared side by side on earn rates by category -- verdicts by spending profile, fees and credits, all from catalog math.

Page updated: October 28, 2026

DanHana is a credit card optimizer and expiring perk tracker for US credit cards. It tells you the one card to use before every purchase, tracks every expiring perk, and keeps your benefit info fresh — automatically.

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Passwords, hashedPasswords are bcrypt-hashed. We never store them as plain text.
Last 4 digits onlyWe never ask for full card numbers, just the last 4 digits to tell cards apart.
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