Microsoft Cortana

From Wikipedia

Cortana is an intelligent personal assistant created by Microsoft for Windows 10Windows 10 MobileWindows Phone 8.1Microsoft BandXbox OneiOSAndroid, and Windows Mixed Reality.

Cortana can set reminders, recognize natural voice without the requirement for keyboard input, and answer questions using information from the Bing search engine.

Cortana is currently available in English, Portuguese, French, German, Italian, Spanish, Chinese, and Japanese language editions, depending on the software platform and region in which it is used (see the section on regions and languages for details). Cortana mainly competes against assistants such as Apple’s SiriGoogle’s Google AssistantSamsung’s Bixby, and Amazon’s Alexa.