Meta AI Assistant Muse Surpasses 10 Million US Downloads in 40 Days

Meta's new AI assistant Muse surpassed 10 million downloads in the US within 40 days of its launch in September, becoming one of only 11 apps in history to achieve this milestone. This rapid adoption demonstrates the immense growth power of Meta's ecosystem cross-promotion, helping Muse outperform early adoption metrics of competitors like ChatGPT, Claude, and Grok. Muse achieved a 30% 7-day retention rate and 23% 14-day retention rate in the US, outperforming industry averages, and reached 2.5 million daily active users by October 16.