App Store (Free)
ChatGPT is still rank 1 on the App Store Top Free board dated 2026-09-15T08:01:40.464169. Muse from Meta is the notable climb, 5 to 2, while Vinted, Polymarket, and Kalshi each slip one slot. New versus September 14: Google Gemini at 6, Depop at 7, TikTok Pro - Events at 8, PineDrama at 9, and CapCut at 10. Dropped: YouTube TV, Paramount+, Fubo, Netflix Game Controller, and NFL.
Top trending apps on App Store Free: September 15
ChatGPT: OpenAI's consumer chat app. Holds 1 from September 14 with no competing AI title above it.
Muse from Meta: Meta's Muse companion app. Climbs 5 to 2 as the second AI slot, ahead of Google Gemini.
Vinted: Pre-loved marketplace: Secondhand fashion marketplace. Eases 2 to 3.
Polymarket: Trade Live Sports: Prediction-market app. Eases 3 to 4. Novig's Sweeney ad named Polymarket and Kalshi as the broader-event rivals Novig is positioning against.
Kalshi: Trade Football & more: CFTC-regulated event contracts. Eases 4 to 5, still in the same sports-trading cluster as Polymarket.
Google Gemini: Google's Gemini app. New at 6, the third AI client in the top 10 after ChatGPT and Muse.
Depop - Buy & Sell Clothes: Secondhand fashion, new at 7 beside Vinted. No separate September 15 product launch identified.
TikTok Pro - Events: TikTok Ltd. events-oriented client. Ember Picks has logged prior U.S. Top Free peaks at 1. New at 8 on this board.
PineDrama - Short Dramas: Short-drama streaming app. New at 9. No widely reported U.S. press trigger identified for September 15.
CapCut: Photo & Video Editor: ByteDance editor. New at 10 after sitting off yesterday's live-TV-heavy list.
The live ranked board beyond today's top 10 is available via the Trends MCP API. Get your free API key
What changed on App Store Free since yesterday
- New: Google Gemini (6), Depop (7), TikTok Pro - Events (8), PineDrama (9), CapCut (10).
- Movers: Muse from Meta 5 to 2; Vinted 2 to 3; Polymarket 3 to 4; Kalshi 4 to 5.
- Dropped: YouTube TV (6), Paramount+ (7), Fubo (8), Netflix Game Controller (9), NFL (10).
- Unchanged: ChatGPT at 1.
What today's App Store Free apps reveal
The chart swapped a Sunday NFL live-TV bundle for AI clients and resale. ChatGPT, Muse, and Gemini are three assistant apps in the top 6. Vinted plus Depop is a two-row secondhand-fashion pair. Polymarket and Kalshi remain even as Novig's celebrity ad dominates search boards.
CapCut and TikTok Pro - Events put two ByteDance listings in the bottom three. Football Sunday apps (YouTube TV, Fubo, NFL) are gone the morning after Week 1.
Track these trends in real time with Trends MCP
This ranked list came from the Trends MCP get_top_trends tool. The same API is built for analysts, editors, and developers who need a dated board instead of a screenshot. The matching data source page is App Store Top Free API.
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