Microsoft/Tech Radar Microsoft/Tech Radar Tech Radar over 2 billion Cortana now has 133 million monthly users. Cortana now has 133 million monthly users. 100 million Cortana now has 133 million monthly users. Cortana now has 133 million monthly users. Cortana now has 133 million monthly users. Cortana now has 133 million monthly users. Cortana now has 133 million monthly users. Cortana now has 133 million monthly users. Cortana now has 133 million monthly users. Cortana now has 133 million monthly users 100 million people with Windows use Cortana monthly Cortana 133 million people 100 million Microsoft/Tech Radar Microsoft/Tech Radar reported that 100 million people used Cortana Cortana now has 133 million monthly users. Cortana now has 133 million monthly users. Cortana now has 133 million monthly users. Tech Radar 100 million people with Windows use Cortana monthly