Meta's Muse beats ChatGPT on U.S. iPhone chart with 730,000 downloads

730,000 downloads in five days put Meta's Muse at No. 1 among free U.S. iPhone apps, ahead of ChatGPT, Yahoo Finance reported Sept. 22. Meta describes Muse as a personal AI agent — software meant to handle tasks for you. Downloads measure early curiosity. Whether people keep using it daily will decide if the lead counts.