Meta allocated 39% of its total advertising spend to market Muse in October 2026, up from 23% in September 2026, according to Sensor Tower.

From the articleMeta's Muse hits 10.2M US downloads, but the fast start runs on ad spend - CryptopolitanAlso in Meta’s Muse AI hits 10 million US downloads., Meta’s Muse reaches 10 million U.S. downloads in 40 days, a milestone matched by just 11 other apps | Межа, Meta’s Muse hits 10M US downloads in 40 days, a milestone reached by only 11 other apps