Campendium.com Although not an app, it's a very good site to read, collect information and make reviews of places and campgrounds. Campendium is a web app that seeks to help users search, review, preview and even take a virtual visit to over 21,000 different campgrounds throughout the lower 48 states and Alaska. It's available for iOS devices and on the web. 

ioverlander iOverlander is a tool, by and for overlanders, which enables its users to submit, amend and find information and opinions, primarily about places that are essential for the act of overlanding, and secondarily non-essential places that are of interest to a significant group of overlanders.

The Dyrt is one of the big Go-To Resources for Campers. However you camp—in a tent, trailer, RV, or cabin—they believe that finding outdoor accommodations should be just as easy as finding the indoor kind.

Free Roam FreeRoam is an app for finding free campsites on public land, as well as a directory of reviews for established campsites. However, its greatest power lies in finding new campsites not otherwise documented on other directories like Campendium, The Dyrt, or FreeCampsites.

Recreation.gov We're here to help you dream up your next trip, figure out the details, and reserve experiences at over 3,500 facilities and 100,000 individual sites across the country. There's something for everyone on Recreation.gov, so get out there, experience America, and bring home a story!

RV Parky RV Parky is an RV Park directory built by a full-time RV'er with the help of the RV community to help fellow RV'ers on the road. Here you can find information, images, and reviews for the most complete collection of RV Parks and campgrounds in the United States and Canada. 

Passport America Although you do have to be a member to receive the discount on camping they have a huge database of campgrounds and their amenities and prices. It's a great resource even for non-members. But the membership is dirt cheap anyway, use it a few times you got your money's worth. It's $44.00 a year for the cheapest membership to save 50% off on campsites.

Camp USA Search for over 1,200 top-rated campgrounds nationwide on the CampUSA App!

• Explore a variety of RV sites, tent sites, and rental accommodations like cabins, cottages, and yurts at top-rated campgrounds including Thousand Trails, Encore, KOA and others!

• Search by state, campground, or featured resorts with our improved map and location features

• Search for top-rated amenities including swimming pools, WIFI access, pet-friendly campgrounds, fishing spots, and nature/hiking trails to make your stay the most relaxing and fun.

• View campground profiles, including photos, descriptions, and nearby campgrounds

KOA Campgrounds Plan the perfect trip from home or on the road with the new, official KOA app. Download the KOA mobile app to take advantage of the following features and much more!

Search KOA’s huge selection of campgrounds to find your perfect fit. Search by city, state or attractions. Or find a nearby KOA campground based on your current location.

The KOA app integrates with your favorite navigation system for hassle-free directions to your campground.

Get detailed campground descriptions, hot deals, driving directions, as well as descriptions of local attractions and local and campground activities.

Popular campgrounds can fill up fast. Book your campsite through the KOA app for worry-free traveling.

Ultimate Campgrounds They focus on one thing: providing the most comprehensive and accurate information about public campgrounds of ALL types.

Over 43,200 U.S. and Canada campsites and growing -- Updated monthly!

Over Night Parking With "OverNight Parking Finder RVSleepy" app, you will know which Walmart's allow overnight parking, and has a built-in turn-by-turn navigator to get you there. Also has a RedBox locator that can find any RedBox in the USA. They also added a Pilot and Flying J locator, rest stops and now a free RV dump Station Locator.

All Stays The number one camping app for iPhone, iPads and iPods. From resorts to hike-in spots. Amenities, maps, truck stops, rest areas, Walmart and casino parking, RV dealers, sporting goods stores and much more. Two modes: one uses GPS and maps that you can filter. One is an offline manual lookup mode for when you don't have service. Over 37,000 Campgrounds: Independent, KOA, National/State Forest, State Parks, Public Lands, Army Corps, National Park, Military, County and City Parks, casinos and more. No one else has more. 

Harvest Host Harvest Hosts is a membership program that provides access to a network of wineries, farms, breweries, museums and other unique attractions that invite self-contained RVers to visit and stay overnight. For a yearly membership fee, Harvest Hosts’ members are invited to stay at hundreds of interesting locations around North America and experience new opportunities to explore and enjoy the RVing lifestyle. The company’s goal is to provide meaningful experiences for RVers and Hosts alike. Harvest Hosts currently has over 1403+ Hosts (including 368 golf courses) located in all of the lower 48 US states, Canada, Alaska and Baja California.

Boondockers Welcome currently offers 3228+ incredible Hosts across the US and Canada, offering great places to stay wherever you go in North America! Enjoy truly unique stay experiences often without any sacrifice to comfort as 70% of Boondockers Welcome hosts offer hookups. Escape the crowded and noisy campground in favor of a private spot on beautiful property and a meaningful connection with a friendly host.

Gas Buddy GasBuddy is an award-winning travel and navigation app that gives you 27 ways to save money on gas at the 150,000 gas stations throughout North America. It has been downloaded nearly 90 million times and is one of the highest-rated apps in the history of the Apple App Store.

Around Me AroundMe quickly identifies your position and allows you to choose the nearest Bank, Bar, Gas Station, Hospital, Hotel, Movie Theatre, Restaurant, Supermarket, Theatre and Taxi. AroundMe shows you a complete list of all the businesses in the category you have tapped on along with the distance from where you are. 

iExit iExit tells you what's at upcoming exits when you're on the highway. It uses your device's location to determine where you are on the highway and then displays upcoming exits in real-time. iExit Search is powerful and dead simple. Search the next 100 exits for businesses (like Starbucks, Cracker Barrel, or KOA Campgrounds), amenities (like WiFi, Playground, or Truck Parking), rest stops, hotel deals, and much much more. 

RV Dump Sites They provide a map-based search engine that lets you see RV sanitation dump stations surrounding the area of your choice with just one touch. Listings include contact information and other important stuff like water availability, hours, maximum rig length, etc. Our app allows feedback from other dump station users in the form of ratings and reviews.

Sanidumps.com Although not an app it's a great place to track down a dump site online if you gotta go. The Most Comprehensive RV Dump Stations Search. The type of recreational vehicle dump stations you will find on Sanidumps.com include private, public, RV park, non-park, municipal, truck stop, rest stop, campground, camping, resort, commercial, pay, donation, and free. 

USA Rest Stop Locator This app will help you easily find the nearest rest stop in the US, including Interstates, US highways, and state highways! You can browse by state and interstate or you can browse on a map. This app will show you the traditional rest areas as well as welcome centers and service plazas on turnpikes. 

Love's Connect Find your favorite Love’s Travel Stops, check you're My Love Rewards account, secure the next shower with Mobile Shower Check In, activate commercial fuel pumps with Love’s Mobile Pay, view transaction and loyalty receipts, map your route, view real-time fuel prices, request Truck Tire Care roadside assistance and connect with our customer service team using the Love’s Connect mobile app. It’s the ultimate travel app for professional drivers and your mobile guide to our Love’s Travel Stops & Country Stores.

Pilot Flying J The Pilot Flying J app is designed to save you time and money, and get the most out of your journey on the road. 

- Use Trip Planner to plan your route and ensure you have the fuel, supplies and amenities you need to get from A to B and everywhere in between.

- Filter locations by amenities, parking availability, fuel type, restaurants & food offerings, and more.

- View each location’s full list of amenities, including fuel types and fuel prices, Truck Care Service Centers and Roadside Assistance, number of showers, number of parking spaces, restaurants & food offerings, and more.