Wolfram|Alpha-Mode Notebooks are specialized Wolfram Notebooks that only accept natural language input. They both are identified by the file extension .nb.

Wolfram|Alpha-Mode Notebooks, therefore, can be opened in Wolfram products such as Mathematica, Wolfram Desktop and Wolfram Player in addition to Wolfram|Alpha Notebook Edition. However, not all Wolfram|Alpha-Mode Notebook features and functionality may be supported in older versions of these other products.