Sensor Tower

Sensor Tower’s latest coverage tracks ChatGPT’s mobile share falling to 46.4% as Gemini and Claude gain, extending its role as a key app-market scorekeeper.

Who they are

Sensor Tower appears in coverage as an app-market analytics source whose estimates of downloads, usage, consumer spending, publisher performance and app-store activity are used to quantify shifts across mobile platforms, games and emerging AI apps. Its reporting is frequently tied to Apple’s App Store, TikTok, Instagram, Android and major developers or platforms rather than to operational announcements by Sensor Tower itself.

The recent arc

Recent coverage reached its local high in 2026’s first quarter before shifting toward a concentrated run of AI-app and app-store measurements. In June, Sensor Tower data featured in reports that ChatGPT became the fastest app to reach 1 billion global MAUs and that its share had fallen to 46.4% by late May, while Google’s Gemini reached 27.7% and Anthropic’s Claude 10.3%. That framing moves the firm’s coverage from broad mobile-market reporting toward an active scoreboard for consumer AI competition.

The newest stories then turned to the supply side of the App Store: Sensor Tower said roughly 560,000 new apps arrived in Apple’s store in the first half of 2026, nearly matching the approximately 600,000 added in all of 2025, amid an influx of vibecoded apps. Earlier 2026 coverage also connected its data to India’s growing non-gaming in-app revenue, EA’s cross-platform download lead, and Tinder’s gender imbalance, showing continued reach beyond the AI race.

The tension

The central tension is between explosive app creation and the battle for limited user attention and spending. Sensor Tower’s measurements put incumbent leaders such as ChatGPT, TikTok and Apple’s App Store alongside challengers including Gemini and Claude, while its 2025 findings that non-game app spending surpassed games point to GenAI as a force reshaping where mobile demand and monetization accrue.

Why it matters

If these patterns persist, Sensor Tower’s data will remain consequential not merely for ranking individual apps but for judging whether consumer AI is consolidating around a few leaders or becoming a more contested category, and whether rapid vibecoded supply translates into durable demand. The available coverage supports strong growth and competitive churn, but does not establish which platforms or new apps can sustain their positions.

Related: TikTok · Apple · App Store · Sensor Tower: ChatGPT's market share fell to 46.4% at the end of May, · Instagram