政策维度

跨所有特性聚合的生态与商业政策行——广告网络、支付 SDK、应用商店/分发渠道。 赞助 标记始终可见；编辑判断独立于赞助关系。

特性	主体	类型	场景	状态	赞助	备注
Payment Request API	Apple Pay	payment_sdk	Safari / iOS	✅ supported	否	Works in Safari via Payment Request; merchant-domain verification required.
Payment Request API	Stripe	payment_sdk	Cross-browser	✅ supported	否	Stripe wraps Payment Request as the Payment Request Button / Payment Element.
Payment Request API	Google Play billing	store_policy	Google Play TWA	❌ unsupported	否	TWAs distributing digital goods must use Play Billing, not Payment Request, per Play policy.
Web App Manifest: scope	Google Play (TWA)	distribution_channel	Google Play TWA	✅ supported	否	assetlinks.json origin must match the manifest scope origin, or the TWA degrades to a Custom Tab with browser chrome.
Web App Manifest: scope	Microsoft Store (PWA)	distribution_channel	Microsoft Store	✅ supported	否	Scope defines the in-app boundary store reviewers preview at submission.
Web App Manifest: screenshots	Google Play (TWA)	store_policy	Google Play TWA	✅ supported	否	Store listing screenshots are managed in Play Console, separate from the manifest member.
Web Push	Apple Push (APNs)	delivery_policy	iOS	⚠️ partial	否	iOS Web Push requires the user to add the app to the Home Screen first.

← 返回兼容性总览。