Thursday, April 7, 2011

Amazon Appstore's free app of the day, 4/7/2011: Wolfram Alpha



Amazon.com has promised a free app every day in the Amazon Appstore, and today's app is Wolfram Alpha, the computational knowledge engine.

>Wolfram Alpha is $1.99 in the Android Market, and normally is priced at $1.99 also in the Amazon Appstore (as noted previously, the two marketplaces sometimes have differing prices).

Wolfram Alpha's is mobile app that give access to the Wolfram Alpha computational knowledge engine. Not a search engine per se, it's also available online. Rather than giving a simple list of links to a search query, it attempts to compute answers to questions. It's described on Wikipedia as:
an answer engine developed by Wolfram Research. It is an online service that answers factual queries directly by computing the answer from structured data, rather than providing a list of documents or web pages that might contain the answer as a search engine would.
The app is described as follows:
Whoever you are and whatever you do, Wolfram|Alpha delivers insight and understanding into any facet of your life. It's a revolutionary knowledge-querying computational engine.

Wolfram|Alpha doesn't search the web; it calculates answers based on dynamic computations.

Access Expert Knowledge Wherever You Are

"It's the first step toward a real artificial intelligence." - Gregory Chaitin, IBM emeritus computer scientist

Find out how much vitamin C is in a bowl of ice cream. Learn what European country has the fourth largest population of children. Compute solutions to difficult trig and calculus problems. Balance complex chemical equations. Discover what is overhead as you gaze up at the stars. Finally crack that crossword puzzle.

Get Answers With Wolfram|Alpha:
  • Sunset Orlando two months from today
  • Skychart at 8:00pm
  • Words containing letters mpg
  • Weather in Honolulu when Obama was born
  • 4th largest child population in Europe
  • Distance to moon / length AAA battery
  • MSFT vs GM vs Citi
  • Integrate x sin x log x
  • y'' + sin y = cos x
  • Pentane + O2 -> CO2 + water
  • Young's modulus AISI 1080 steel
Unlike search engines, which suggest page links, Wolfram|Alpha answers inquiries by computing structured data. Voted the Best of What's New Grand Winner by Popular Science in 2009, it is considered a monumental leap forward in knowledge extraction. Wolfram|Alpha's goal is aimed at bringing instantly accessible systematic knowledge to the broadest range of people; regardless of profession or education level.
Wolfram Alpha is a little hard to get used to for those thinking of a typical search engine. However, it has a 4.5 star rating in the Android Market. In the nascent Amazon Appstore, it has a 4-star rating as well with 42 reviews.

The Amazon Appstore requires sideloading, which means that for now AT&T devices can't use it. As we noted before, however, there is a way to at least "reserve" these free apps for installation later, when AT&T corrects the issue, as it has promised.

Amazon opened up the Appstore despite a lawsuit by Apple, which has previously trademarked the term "App Store." Microsoft has filed an appeal against that trademark, saying the term is too generic.

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