1. Itinerary

 
Tripit
Price: FREE
Download: iTunes, Google Play
Organize your travel plans in one place with TripIt® from Concur. Simply forward your travel confirmation emails to plans@tripit.com and TripIt® automagically creates a detailed daily itinerary for every trip.

2. Traffic

Waze
Price: FREE
Download: iTunes, Google Play
Waze is a navigation app that offers multiple routes, real-time traffic updates, notifications about speed traps, and the ability to compare gas prices? Waze is community-based, which means it’s updated by drivers just like you, getting real about what’s happening on the road.

3. Radio

Spotify
Price: FREE (upgraded paid version)
Download: iTunes, Google Play
Spotify is the best way to listen to music on mobile or tablet.
Search for any track, artist or album and listen for free. Make and share playlists. Build your biggest, best ever music collection.

4. Stops to Make

Roadside America
Price: 2.99
Download: iTunes
If you’re driving cross-country just for kicks, you might like to see Pittsburgh’s Robot Hall of Fame, or the world’s largest collection of teapots, in Trenton, Tennessee. The app also sheds light on the idiOSyncrasies of beloved attractions (historical monuments; parks; sports arenas)—10,000 venues in all.

App: RoadTrippers
Price: FREE
Download: iTunes, Google Play
Roadtrippers is the ultimate road trip planner. Discover the best diners, scenic spots, attractions hotels, and more with our database of over a million amazing places.
Easily find and save cool places, and send them to your favorite navigation app.

5. Gas Prices

GasBuddy
Price: FREE
Download: iTunes, Google Play

Lets you find the cheapest gas possible, leaving you extra spending money for your trip. Users update gas prices in real time, so that you can use your GPS to find the tankful that’s friendliest to your budget. And, for every gas price you report, you’ll earn points toward a prize giveaway. Cha-ching!

6. Weather

Weather Underground’s Roadtrip Planner
Price: FREE
Download: http://www.wunderground.com/travel/index.asp?show=road
Description: Weather Underground provides local & long range Weather Forecast, weather reports, maps & tropical weather conditions for locations worldwide.

7. Food

OpenTable
Price: FREE
Download: iTunes, Google Play
Description: Use OpenTable to discover, explore, reserve, and manage restaurant reservations free and instantly—anytime, anywhere. As the global leader in restaurant reservations, OpenTable’s app helps you discover new restaurants; view menus, reviews, and photos; and earn reward points towards your next delicious meal.