What are the best paid iPhone apps?


As of June 2, 2011, I've updated my answer here:

For me?


SOCIAL MEDIA

  • Twitter app. I use it all day long. I also use heavily the Facebook and LinkedIn apps.
  • Hashable app. Is quickly becoming the way to trade info among industry insiders.

NEWS APPS

  • NPR News. Nicely designed.
  • CNN. Sometimes I watch CNN for live news reports.
  • SkyGrid. Best news app, especially for tracking companies.
  • NYTimes. You know, the New York Times.
  • HuffPost. Huffington Post.
  • BBC News. The best news organization.
  • AJE Live. For keeping up on the Middle East.
  • WSJ. Wall Street Journal is must own.
  • TED Mobile. I love TED talks.
  • Pulse News. Very nice news reader.
  • Feedly. Very nice news reader too, with good tablet apps (great for RSS).

TRAVEL

  • TripIt. Keeps all my travel data and helps me get information from airlines and others.
  • TripAdvisor.
  • Kayak. The standard for flights.
  • FlightTrack. See where your flight is.
  • Uber. Find a driver in some cities like SF and NY.
  • Travelocity.
  • Hipmunk. Best way to find a flight or hotel.
  • Room 77 Find the best hotel room and use that to negotiate with hotel.

MAPS:

  • Waze. Crowd-sourced traffic.
  • Trapster. Shows you where the cops and traffic cameras are.
  • Goby. Finds me things around me, like hiking trails.
  • AroundMe. Quick, simple list of businesses around me (gas stations, etc).
  • Find iPhone. For when one of our other iPhones are lost.
  • SitOrSquat. Finding bathrooms near you.

LOCATION:

  • Foursquare. For finding tips about places, checking in, letting friends know where you are, and getting deals.
  • Glympse. Send people a temporary map of where you are.
  • RunKeeper. Track where you are running or cycling.
  • EveryTrail. Find bike trails.
  • MapOmatic. For seeing where people have checked in where I am.
  • Geocaching. Fun location-based game.

SHOPPING

  • Amazon.com. Buying stuff on Amazon.
  • eBay. Selling and buying stuff on eBay.
  • Square. For buying stuff or selling it.
  • RedLaser. For looking up info about products you are seeing.
  • CardStar. Holds my loyalty card info.
  • PayPal. For paying people via PayPal.

PHOTO/VIDEO

  • iMovie. For editing videos.
  • Instagram. For sharing photos.
  • 360 Panoramic. For taking panoramic photos and sharing them.
  • Ustream. For watching and broadcasting streaming video shows.
  • Path. For sharing photos with close friends.
  • Camera+. The best camera I've found.
  • Color. Take photos with other people in the same room you are.
  • Photosynth. Better quality than 360, but doesn't Tweet.
  • Hipstamatic. Fun effects.
  • GLMPS (pre-release, coming soon). Does cool short videos, sorta like instagram.

SEARCH

  • Google. The best search app.
  • Siri. A personal assistant that uses a variety of services.
  • Wolfram. Best scientific facts and results.
  • Chomp, for finding and talking about other apps.
  • doat. Great mobile search, brings you directly to services.
  • Appsfire. Search and discover new apps, see what friends installed

SCHEDULE

  • Plancast. My favorite event planning app.

FOOD

  • FoodSpotting, for finding a meal close to you.
  • Zagat. Best quality restaurant reviews.
  • Yelp. Crowd-sourced restaurant reviews.
  • OpenTable. Find a restaurant reservation at better restaurants.
  • Epicurious. Cooking companion.
  • Wine Ratings. Look up wines and see how they rank.
  • 20 Min Meals. Jamie Oliver's app for helping you make healthier lifestyle.
  • AllRecipes. More recipes.
  • MealSnap. Take photos of your food, get back calorie counts.
  • Cor.kz. Help with wine choices.
  • Fooducate. Scan food items in grocery store to see if they are healthy.

MUSIC

  • NPR Music. Neat app for listening to music.
  • Discovr. Find new music.
  • Pandora for listening to music.
  • Shazam for figuring out what music you're hearing is about.
  • Remote, for controlling my Apple TV.
  • soundtracking. Find and share music with the help of your friends.

MEDIA

  • CinchCast. For doing audio recordings and sharing them.
  • Kindle. For reading eBooks from Amazon.
  • IMDb. For looking up info about movies.
  • Instapaper, for saving and reading longer text-based media.
  • Evernote, for capturing stuff around you you care about.
  • Fandango. For finding movies at local theaters.
  • Hulu Plus. For watching my favorite TV shows.
  • Netflix for watching movies.
  • IntoNow. For sharing the TV shows I'm watching (and seeing what's popular with friends and others).
  • Squrl. Finding better online video.
  • ShowYou. Finding better online video.

PRODUCTIVITY

  • Evernote. Remember things.
  • Skype. Talk to coworkers and friends.
  • Dictation. Dragon for talking to my iPhone and converting it to text.
  • Dropbox, for sharing files with other computers.
  • Rackspace Cloud, for managing my cloud servers.
  • LogMeIn, so I can sign into my home computers.
  • Expensify, for doing expense reports.
  • CardMunch, for turning business cards into contacts in my iPhone.
  • Google Authenticator. For using two-pass authentication on Google's services (much more secure).
  • DisqusPro. Managing comments on my blog.
  • CitySourced. Reporting problems with my city to city government.
  • TestFlight. Testing pre-release iOS apps.
  • Wi-Fi Finder. To find Wi-Fi hotspots.
  • Onavo. Compresses data which saves tons of money overseas when roaming.
  • Salesforce Chatter. For talking with my coworkers.
  • Flashlight, for those times in the dark when you need to find your way.

PHONE AND CHAT

  • Viber. Low-cost calls.
  • GroupMe. Group SMS.
  • Beluga. Group SMS.
  • Grouped{in}. Group SMS.
  • Google Voice, for using my phone numbers better.
  • Whatsapp. Popular mobile messaging app

OTHERS

  • Star Walk, for when you want to look to the heavens and understand what you're seeing.

So, what else should I load?

One thing, I don't play games. They are too addictive. But I have been known to play AngryBirds and Cut the Rope kind of games.