How You Save: Makes sure you've always got your loyalty-card data on hand at checkout
How It Works: You scan your loyalty cards with your smartphone, then put them away. When you pay for something in a store, the cashier scans your smartphone's screen to get your loyalty-account information. You can also use the app to sign up for other loyalty programs.
Why I Love It: I have a lighter key chain, plus an Rx Savings extra that can shave 10 to 75 percent off Food and Drug Administration — approved medications.
How You Save: Lowers your gas-pump bills by steering you around traffic jams
How It Works: You drive around with the app open. Your phone automatically reports your speed to a central database based on GPS readings. Other drivers' phones are doing this too, giving you all real-time updates on local traffic. If there's a backup ahead, you get a voice alert suggesting another route.
Why I Love It: I save on more than just gas: With less time at the wheel, I have more time to spend at home.
Save Money: 99 Ways to Save
Take the Questionnaire: You deserve a say in the future of Medicare and Social Security.
Job Hunting: Check out these 5 great short-term jobs.
Remember to go to the AARP home page every day for tips on keeping healthy and sharp, and great deals.