Limited Availability

Periodic background sync

The periodic background synchronization API fires a recurring periodicsync event in a service worker. You can use this to update data in the background at regular intervals.

Baseline Status: This feature is currently Limited (not yet Baseline). Latest engine implementation shipped on Feb 7, 2020.

Desktop Browser Engine Support

Google Chrome

80

Supported

Mozilla Firefox

—

Unsupported

Apple Safari

—

Unsupported

Microsoft Edge

80

Supported

Mobile Browser Engine Support

Chrome Android

80

Firefox Android

—

Safari iOS

—

Specifications and References

Specification ↗ Feature XML ↗

MDN Browser Compat Data Keys:

api.PeriodicSyncEvent ↗ api.PeriodicSyncEvent.PeriodicSyncEvent ↗ api.PeriodicSyncEvent.tag ↗ api.PeriodicSyncManager ↗ api.PeriodicSyncManager.getTags ↗ api.PeriodicSyncManager.register ↗ api.PeriodicSyncManager.unregister ↗ api.ServiceWorkerGlobalScope.periodicsync_event ↗ api.ServiceWorkerRegistration.periodicSync ↗