Whether you are travelling alone or in a group, you probably need one of these apps to make your travel a success. My favorites are the city maps which help me in locating the nearest food dining and hotels as well kaya for checking the cheapest airfare I could get.
Anyway, here are some of travel apps you may find useful.
KAYAK PRO
Find the nearest hotel from you, search cheap flights, add and edit trips to your calendar, keep track of your itinerary, search for reference information such as airline numbers, baggage fees and lot more.
Airport Pro Flight Tracker
Saves time in checking hotel, flights, packing list, guide to airports, food, parking, transportation and more by downloading this to your phone.
Ultimate Travel Checklist
Fully configured planner for backpackers
FlightBoard
Saves time in checking flights with over 16,000 airports and 1,400 airlines worldwide
TripAdvisor
Check reviews of the worlds most popular attractions.
City Maps 2Go – Offline Map and Travel Guide 
Provide 6700 worldwide maps, and can be used offline
TripIt Travel Organizer Free 
Plan your travel and share your trips to your contacts and facebook friends.
Orbitz Flights, Hotels, Cars 
Search and book hotels car rentals and flights easily even if its last minute.
Currency Converter 
Calculate exchange rates today, quickly and easily! It’s a must for traveler to know the current exchange rate.
