Messages
A simulated messaging inbox. Real Web Push notifications are sent to installed devices and browsers that have subscribed — even when this page is closed.
Conversations
0 unreadThis device
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Installed PWA—
Service worker—
Push subscription—
Badging API—
Notification permission and a push subscription are required for background delivery.
Acting as
Switch users to simulate a second person or device. Subscriptions are stored per user.
Install the app
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