Web Push
Web Push — Server-sent push messages delivered via the Push API + service worker, even when the app is closed.
浏览器与生态支持
Section titled “浏览器与生态支持”| Browser / Platform | Support | Since | Confidence | Source | Notes |
|---|---|---|---|---|---|
| Chrome (Android) | ✅ yes | 50 | high | ref | — |
| Chrome (Desktop) | ✅ yes | 50 | high | ref | — |
| Edge (Desktop) | ✅ yes | 17 | high | ref | — |
| Safari (iOS) | ⚠️ partial | 16.4 | medium | ref | Only for home-screen-installed web apps; requires user-gesture permission and Web Push via APNs. |
| Safari (macOS) | ✅ yes | 16 | medium | ref | — |
| Firefox (Desktop) | ✅ yes | 44 | high | ref | — |
| Samsung Internet | ✅ yes | 5.0 | high | ref | — |
Ecosystem & commercial policy
| Entity | Type | Context | Status | Sponsored | Notes |
|---|---|---|---|---|---|
| Apple Push (APNs) | delivery_policy | iOS | ⚠️ partial | No | iOS Web Push requires the user to add the app to the Home Screen first. |
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