Is Wolfram|Alpha a search engine?
No. It's a computational knowledge engine: it generates output by doing computations from its own internal knowledge base, instead of searching the web and returning links.
Is Wolfram|Alpha free to use?
Who is Wolfram|Alpha for?
Everyone! Its goal is to bring expert-level knowledge to everybody.
Where can I see a demo of Wolfram|Alpha?
How can I find the latest information about Wolfram|Alpha?
How often is Wolfram|Alpha updated?
Wolfram|Alpha's data is continually being updated, often in real time. Its code base is always being developed, and new versions are rolled out frequently.
When will Wolfram|Alpha be finished?
Never. There'll always be knowledge to be added and updated, and new capabilities to be introduced. The Wolfram Mathematica system (on which Wolfram|Alpha is built) has been in continual development since 1988.
Can I make a suggestion about Wolfram|Alpha?
Absolutely! We welcome your suggestions. Just use the feedback form on every result page, or click the contact link in the footer of any other page.
Can I trust results from Wolfram|Alpha?
We certainly hope so. We spend considerable effort on automated testing, expert review, and checking external data that we use. If you ever see a problem, please report it.
Can I assume that my inputs to Wolfram|Alpha are private?
Can I contribute to Wolfram|Alpha's knowledge base?
How can I get involved with Wolfram|Alpha?
How should the name Wolfram|Alpha be written?
In a two-color rendering, just give each of the two words different colors, with no space in between. In a one-color rendering, separate the words with a vertical bar ( | ).
What are the parts of Wolfram|Alpha's output called?
Each labeled section is called a pod. Pods can have subpods. Clickable elements like "More" are called buttons. Disambiguation questions at the top are called assumptions.