If you're planning to do a bit of travel, and would like a travel app to assist you,
here is an article describing the features of five travel apps that you can use on your iPhone or iPad. The article is quite informative and helpful.
If I were still working and traveling frequently, I'd use one of these apps. As an infrequent traveler nowadays, I'm not so sure I want to learn how to use any of them. It's just easier to ask my wife, "what time is the flight, and which airline?".
Jim Hamm