Nine startups Apple bought in 2016, and what they do

REUTERS/Kevin Lamarque

Apple CEO Tim Cook.

Apple buys a lot of companies, but it doesn't talk much about them, making it hard to keep track. So we put together nine of its acquisitions reported this year.

This list is not exhaustive, we know for sure some purchases have never been revealed.

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As expected, artificial intelligence companies remain the dominant category, but the list also includes a TV series spinoff and an education-tech startup.

Apple regularly confirms the purchases with a standard non-denial: "Apple buys smaller technology companies from time-to-time, and we generally do not discuss our purpose or plans."

Here they are: