Observed data

Language

Observed App Store prices, public in-app purchases, and dated price comparisons across regions with clear source boundaries.

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Yu Chin Chia Apps, Prices & Rankings | AppPriceData

AppPriceData/Developer Hub

Developer Hub

Yu Chin Chia

A data-backed view of 3 currently available App Store apps published under Yu Chin Chia.

903733065

Apps observed: 3
Data-rich apps: 2
Apple developer ID: 903733065
Latest observation: Aug 14, 2026

Apps by Yu Chin Chia

Each app links to the strongest public evidence currently available in AppPriceData.

Taiwan Drivers License Test

Reference

Mature data

Observed priceFreeUS

App details Regional prices Ranking history

考技檢：技能檢定題庫－甲級、乙級、丙級、單一級

Reference

Mature data

Observed price免費TW

App details Ranking history

台灣防災訊息-即時通報訂閱系統

Weather

Observed price免費TW

App details

Publication gate

Developer Hubs are indexable only when at least 3 currently available apps are stored for the Apple developer ID and at least 2 apps have mature ranking history, price history, or regional IAP evidence.