Reviewers say Kudos is most useful as a browser extension for people juggling multiple credit cards: it recommends the best card at checkout, speeds payment with fast autofill, and reduces the need to memorize rewards rules or hunt for CVV details. Users repeatedly describe checkout as easier, smoother, and more rewarding, with some also liking onboarding, card discovery, and quick finance help. The main caveat is scope: a few users note an early learning curve and wish for a stronger mobile experience beyond the browser.
Kudos