Meta’s AI companion Muse hit 10 million U.S. downloads in just 40 days. The milestone puts the app in a narrow club of eleven other applications that have moved that many installs in a comparable window, according to …

The same report notes that Muse is retaining users at higher rates than its AI rivals. Retention metrics were not broken out, but the headline suggests a stickier experience than the chatbots offered by OpenAI, Google…

The surge follows a broader push by Meta to embed AI assistants across its product suite. Muse appears as a standalone iOS and Android app, marketed as a personal companion for brainstorming, scheduling, and casual co…

In early August, Ars Technica reported that Muse exposed users’ personal and business secrets when they used the conversation‑sharing feature. The breach surfaced after a user inadvertently shared a chat that containe…