App: Kelley Blue Book (KBB)
• What it does: Searches for used car value and new car prices, expert and consumer reviews, compares cars side by side, videos and photos, requests a quote from a dealer
• Compatible: Android, Windows, iPhone, iPod touch, iPad (iOS 4.3)
App: Cars.com
• What it does: Searches for new and used cars for sale near you, compares models, consumer and expert reviews, dealer reviews, schedules a test drive, calculates loan payments
• Compatible: Android, iPhone, iPod touch, iPad (iOS 5.0)
App: Edmunds
• What it does: Calculates market value, specs, searches local dealers, views cars in different colors, expert and consumer reviews, dealership reviews, high-resolution photos, fuel economy and warranty details
• Compatible: Android, iPhone, iPod touch, iPad (iOS 6.0)
App: The Car Connection
• What it does: Reviews from auto journalists and around the Web, numeric and color-coded rating systems, 2 million local classified listings, contacts for local dealers
• Compatible: Android, iPhone, iPod touch, iPad (iOS 5.0)
App: Every Car Listed
• What it does: Affordability calculator, searches for used car value, searches for new and used cars for sale, directions to local dealerships, links to Facebook
• Compatible: Android, iPhone, iPod touch, iPad (iOS 4.0)
App: CarMax
• What it does: Alerts for car price drops, compares up to 10 cars, provides vehicle history, expert and consumer reviews
• Compatible: Android, iPhone, iPod touch, iPad (iOS 5.0)
App: eBay Motors
• What it does: Scans vehicle identification number to get details on make and model, finds parts and accessories, contacts sellers, bid and purchase vehicles on eBay marketplace
• Compatible: iPhone, iPod touch, iPad (iOS 5.0), and on Android only through eBay marketplace app
— Research by San Jose Mercury News