Mobile gaming has become the dominant engine of the global video‑game market, now accounting for more than half of total industry revenue and projected to exceed $126 billion in 2025, with an overall forecast of $150 billion for the segment. The surge is driven by unprecedented user engagement—4.2 trillion hours of app usage in 2024—and a rapid shift toward direct‑to‑consumer (D2C) commerce following the April 2025 court order in Epic Games v. Apple, which obliges iOS platforms to permit external web‑shops and allows developers to retain up to 95 % of transaction value. Early adopters report revenue recoveries measured in millions and a 60 % increase in user engagement for high‑volume titles. Regulatory reforms across the EU, United States, Japan, South Korea and China are dismantling traditional app‑store monopolies, mandating alternative storefronts, transparent odds disclosure and the elimination of hidden fees. Despite tighter oversight, the mobile ecosystem remains robust, with the United States generating roughly $52 billion in in‑app‑purchase sales, while emerging markets in Latin America, Southeast Asia and Saudi Arabia expand the geographic footprint. Hybrid monetisation—combining in‑app purchases, advertising and subscriptions—is employed by 72 % of developers and now represents about three‑quarters of mobile revenue; live‑ops‑driven hybrid‑casual titles are delivering a 30 % year‑over