Kooroo helps you choose the best rewards card before you pay on Android and in your desktop browser. Compare the cards you carry, see the runners-up and reward math, and pause suggestions anytime. One email sign-in syncs your wallet and shares 5 free recommendations a month across the app and extension. No bank login or card numbers. Canada-first, with U.S. card coverage. Android is available on Google Play; the desktop extension is available too.