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Whether you’re a casual internet user or a busy professional, you can find all the answers you need right at your fingertips. And you don’t need to download anything. Just type in your question, and you’ll get a list of the most relevant and accessible answers, organized into easy-to-read graphs and charts.
If you’re not sure how to answer your question, you can take a quick quiz to find out. Or if you need more detail, you can read the answers in full-screen mode, or even watch a video. All of Wolfram|Alpha’s knowledge is accessible to you, no matter what device you use.
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Wolfram|Alpha is the world’s largest knowledge engine, and the only one you can trust. We have the most comprehensive data on the world’s most important topics, and the best way to explore and learn about them.
Remember the Star Trek computer? It’s finally happening–with Wolfram|Alpha. Building on 25 years of development led by Stephen Wolfram, Wolfram|Alpha has rapidly become the world’s definitive source for instant expert knowledge and computation.
Across thousands of domains–with more continually added–Wolfram|Alpha uses its vast collection of algorithms and data to compute answers and generate reports for you.
Parts of Wolfram|Alpha are used in the Apple Siri Assistant; this app gives you access to the full power of the Wolfram|Alpha computational knowledge engine. Domains covered by Wolfram|Alpha include:
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