Everything you need to maximize rewards.
Catalog-backed calculators and the Madeen iPhone app — know what you earn and which card to use before you spend. No bank login, no account.
Madeen for iPhone
Know which card to use before you spend. Madeen tracks your wallet, recommends the best card at checkout, and helps you discover new cards — no bank login required.
- Pre-spend card recommendation
- Personal wallet advisor
- Widgets & Shortcuts
- Discover new cards
Calculators & discovery
Free, catalog-backed tools that run in your browser — no sign-up.
Rewards Maximizer
Enter your monthly spend across dining, grocery, gas, travel, and everyday purchases. See cap-aware effective rates and the best card — or wallet — across the full U.S. catalog.
- Cap-aware effective rates
- 1–3 card wallet modes
- Welcome bonus toggle
- No account required
Card Finder
Browse 3,900+ U.S. consumer and business cards. Filter by issuer, fee, reward type, and category. Pin up to five cards for side-by-side comparison.
- Full catalog search
- Pin-to-compare
- Effective rate sorting
- Deep card pages
Annual-fee break-even
Compare a card’s annual fee against its credits, benefits, and rewards for your spend profile.
Coming soonWelcome-bonus feasibility
Model whether you can realistically hit minimum spend before a welcome bonus expires.
Coming soon