Note: This feature is available in Web Workers.
Secure contextThis feature is available only in secure contexts (HTTPS), in some or all supporting browsers.
The Notifications API allows web pages to control the display of system notifications to the end user. These are outside the top-level browsing context viewport, so therefore can be displayed even when the user has switched tabs or moved to a different app. The API is designed to be compatible with existing notification systems, across different platforms.
Concepts and usage
On supported platforms, showing a system notification generally involves two things. First, the user needs to grant the current origin permission to display system notifications, which is generally done when the app or site initialises, using the Notification.requestPermission()
method. This should be done in response to a user gesture, such as clicking a button, for example:
btn.addEventListener('click', function() {
let promise = Notification.requestPermission();
// wait for permission
})
This is not only best practice — you should not be spamming users with notifications they didn't agree to — but going forward browsers will explicitly disallow notifications not triggered in response to a user gesture. Firefox is already doing this from version 72, for example.
This will spawn a request dialog, along the following lines:
[[File:../../../../../media.prod.mdn.mozit.cloud/attachments/2019/12/11/17008/64d65639dde36b3a51a66df3864924ad/Screen_Shot_2019-12-11_at_9.59.14_AM.png]]
From here the user can choose to allow notifications from this origin, or block them. Once a choice has been made, the setting will generally persist for the current session.
Note: As of Firefox 44, the permissions for Notifications and Push have been merged. If permission is granted for notifications, push will also be enabled.
Next, a new notification is created using the Notification()
constructor. This must be passed a title argument, and can optionally be passed an options object to specify options, such as text direction, body text, icon to display, notification sound to play, and more.
In addition, the Notifications API spec specifies a number of additions to the ServiceWorker API, to allow service workers to fire notifications.
Note: To find out more about using notifications in your own app, read Using the Notifications API.
Notifications interfaces
Notification
- Defines a notification object.
Service worker additions
ServiceWorkerRegistration
- Includes the
ServiceWorkerRegistration.showNotification()
andServiceWorkerRegistration.getNotifications()
method, for controlling the display of notifications. ServiceWorkerGlobalScope
- Includes the
ServiceWorkerGlobalScope.onnotificationclick
handler, for firing custom functions when a notification is clicked. NotificationEvent
- A specific type of event object, based on
ExtendableEvent
, which represents a notification that has fired.
Specifications
Specification | Status | Comment |
---|---|---|
Notifications API | Living Standard | Living standard |
Browser compatibility
The compatibility table on this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request.
Update compatibility data on GitHub
Desktop | Mobile | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Notification
|
Chrome Full support 22 Full support 22 Notes' Before Chrome 22, the support for notification followed an old prefixed version of the specification and used the Prefixed' Implemented with the vendor prefix: webkit |
Edge
Full support 14 |
Firefox Full support 22 Full support 22 Full support 4 Prefixed' Implemented with the vendor prefix: moz |
IE
No support No |
Opera
Full support 25 |
Safari
Full support 6 |
WebView Android
No support No |
Chrome Android
Full support Yes |
Firefox Android Full support 22 Full support 22 Full support 4 Prefixed' Implemented with the vendor prefix: webkit |
Opera Android
Full support Yes |
Safari iOS
No support No |
Samsung Internet Android
Full support Yes |
Notification() constructor
|
Chrome Full support 22 Full support 22 Full support 5 Prefixed' Implemented with the vendor prefix: webkit |
Edge
Full support ≤18 |
Firefox Full support 22 Full support 22 Full support 4 Prefixed' Implemented with the vendor prefix: moz |
IE
No support No |
Opera
Full support 25 |
Safari
Full support 6 |
WebView Android
No support No |
Chrome Android
Full support Yes |
Firefox Android Full support 22 Full support 22 Full support 4 Prefixed' Implemented with the vendor prefix: moz |
Opera Android
Full support Yes |
Safari iOS
No support No |
Samsung Internet Android
Full support Yes |
actions
|
Chrome
Full support 53 |
Edge
Full support 18 |
Firefox
No support No |
IE
No support No |
Opera
Full support 39 |
Safari
? |
WebView Android
No support No |
Chrome Android
Full support 53 |
Firefox Android
No support No |
Opera Android
Full support 41 |
Safari iOS
No support No |
Samsung Internet Android
Full support 6.0 |
badge
|
Chrome
Full support 53 |
Edge
Full support 18 |
Firefox
No support No |
IE
No support No |
Opera
Full support 39 |
Safari
? |
WebView Android
No support No |
Chrome Android
Full support 53 |
Firefox Android
No support No |
Opera Android
Full support 41 |
Safari iOS
No support No |
Samsung Internet Android
Full support 6.0 |
body
|
Chrome
Full support Yes |
Edge
Full support 14 |
Firefox
Full support Yes |
IE
No support No |
Opera
Full support Yes |
Safari
Full support Yes |
WebView Android
No support No |
Chrome Android
Full support Yes |
Firefox Android
Full support Yes |
Opera Android
Full support Yes |
Safari iOS
No support No |
Samsung Internet Android
Full support Yes |
close
|
Chrome
Full support Yes |
Edge
Full support 14 |
Firefox
Full support Yes |
IE
No support No |
Opera
Full support Yes |
Safari
Full support Yes |
WebView Android
No support No |
Chrome Android
Full support Yes |
Firefox Android
Full support Yes |
Opera Android
Full support Yes |
Safari iOS
No support No |
Samsung Internet Android
Full support Yes |
data
|
Chrome
Full support Yes |
Edge
Full support 16 |
Firefox
Full support Yes |
IE
No support No |
Opera
Full support Yes |
Safari
? |
WebView Android
No support No |
Chrome Android
Full support Yes |
Firefox Android
Full support Yes |
Opera Android
Full support Yes |
Safari iOS
No support No |
Samsung Internet Android
Full support Yes |
dir
|
Chrome
Full support Yes |
Edge
Full support 14 |
Firefox
Full support Yes |
IE
No support No |
Opera
Full support Yes |
Safari
Full support Yes |
WebView Android
No support No |
Chrome Android
Full support Yes |
Firefox Android
Full support Yes |
Opera Android
Full support Yes |
Safari iOS
No support No |
Samsung Internet Android
Full support Yes |
icon
|
Chrome Full support 22 Full support 22 Full support 5 Prefixed' Implemented with the vendor prefix: webkit |
Edge
Full support 14 |
Firefox Full support 22 Full support 22 Full support 4 Prefixed' Implemented with the vendor prefix: moz |
IE
No support No |
Opera
Full support 25 |
Safari
No support No |
WebView Android
No support No |
Chrome Android
Full support Yes |
Firefox Android Full support 22 Full support 22 Full support 4 Prefixed' Implemented with the vendor prefix: moz |
Opera Android
Full support Yes |
Safari iOS
No support No |
Samsung Internet Android
Full support Yes |
image
|
Chrome
Full support 53 |
Edge
Full support 18 |
Firefox
No support No |
IE
No support No |
Opera
Full support 40 |
Safari
? |
WebView Android
No support No |
Chrome Android
Full support 53 |
Firefox Android
No support No |
Opera Android
Full support 41 |
Safari iOS
No support No |
Samsung Internet Android
Full support 6.0 |
lang
|
Chrome
Full support Yes |
Edge
Full support 14 |
Firefox
Full support Yes |
IE
No support No |
Opera
Full support Yes |
Safari
Full support Yes |
WebView Android
No support No |
Chrome Android
Full support Yes |
Firefox Android
Full support Yes |
Opera Android
Full support Yes |
Safari iOS
No support No |
Samsung Internet Android
Full support Yes |
maxActions
|
Chrome
Full support Yes |
Edge
Full support 18 |
Firefox
No support No |
IE
No support No |
Opera
Full support Yes |
Safari
? |
WebView Android
No support No |
Chrome Android
Full support Yes |
Firefox Android
No support No |
Opera Android
Full support Yes |
Safari iOS
No support No |
Samsung Internet Android
Full support Yes |
onclick
|
Chrome
Full support Yes |
Edge
Full support 14 |
Firefox
Full support 22 |
IE
No support No |
Opera
Full support Yes |
Safari
Full support Yes |
WebView Android
No support No |
Chrome Android
Full support Yes |
Firefox Android
No support No |
Opera Android
Full support Yes |
Safari iOS
No support No |
Samsung Internet Android
Full support Yes |
onclose
|
Chrome
Full support Yes |
Edge
Full support 14 |
Firefox
Full support Yes |
IE
No support No |
Opera
Full support Yes |
Safari
Full support Yes |
WebView Android
No support No |
Chrome Android
Full support Yes |
Firefox Android
Full support Yes |
Opera Android
Full support Yes |
Safari iOS
No support No |
Samsung Internet Android
Full support Yes |
onerror
|
Chrome
Full support Yes |
Edge
Full support 14 |
Firefox
No support No |
IE
No support No |
Opera
Full support Yes |
Safari
Full support Yes |
WebView Android
No support No |
Chrome Android
Full support Yes |
Firefox Android
No support No |
Opera Android
Full support Yes |
Safari iOS
No support No |
Samsung Internet Android
Full support Yes |
onshow
|
Chrome
Full support Yes |
Edge
Full support 14 |
Firefox
Full support Yes |
IE
No support No |
Opera
Full support Yes |
Safari
Full support Yes |
WebView Android
No support No |
Chrome Android
Full support Yes |
Firefox Android
Full support Yes |
Opera Android
Full support Yes |
Safari iOS
No support No |
Samsung Internet Android
Full support Yes |
permission
|
Chrome
Full support Yes |
Edge
Full support 14 |
Firefox
Full support Yes |
IE
No support No |
Opera
Full support Yes |
Safari
Full support Yes |
WebView Android
No support No |
Chrome Android
Full support Yes |
Firefox Android
Full support Yes |
Opera Android
Full support Yes |
Safari iOS
No support No |
Samsung Internet Android
Full support Yes |
renotify
|
Chrome
Full support 50 |
Edge
Full support 79 |
Firefox
No support No |
IE
No support No |
Opera
Full support 37 |
Safari
No support No |
WebView Android
No support No |
Chrome Android
Full support 50 |
Firefox Android
No support No |
Opera Android
Full support 37 |
Safari iOS
No support No |
Samsung Internet Android
Full support 5.0 |
requestPermission
|
Chrome
Full support 46 |
Edge
Full support 14 |
Firefox Full support 47 Full support 47 Notes' From Firefox 70 onwards, cannot be called from a cross-origin IFrame.
Notes' From Firefox 72 onwards, can only be called in response to a user gesture such as a |
IE
No support No |
Opera
Full support 40 |
Safari
Full support Yes |
WebView Android
No support No |
Chrome Android
Full support 46 |
Firefox Android
Full support Yes |
Opera Android
Full support 41 |
Safari iOS
No support No |
Samsung Internet Android
Full support 5.0 |
requireInteraction
|
Chrome
Full support Yes |
Edge
Full support 17 |
Firefox
No support No |
IE
No support No |
Opera
Full support Yes |
Safari
? |
WebView Android
No support No |
Chrome Android
Full support Yes |
Firefox Android
No support No |
Opera Android
Full support Yes |
Safari iOS
No support No |
Samsung Internet Android
Full support Yes |
Secure context required | Chrome
Full support 62 |
Edge
Full support ≤79 |
Firefox
Full support 67 |
IE
No support No |
Opera
Full support 49 |
Safari
? |
WebView Android
No support No |
Chrome Android
Full support 62 |
Firefox Android
Full support 67 |
Opera Android
Full support 46 |
Safari iOS
No support No |
Samsung Internet Android
Full support 8.0 |
silent
|
Chrome
Full support 43 |
Edge
Full support 17 |
Firefox
No support No |
IE
No support No |
Opera
Full support 30 |
Safari
No support No |
WebView Android
No support No |
Chrome Android
Full support 43 |
Firefox Android
No support No |
Opera Android
Full support 30 |
Safari iOS
No support No |
Samsung Internet Android
Full support 4.0 |
tag
|
Chrome
Full support Yes |
Edge
Full support 14 |
Firefox
Full support Yes |
IE
No support No |
Opera
Full support Yes |
Safari
Full support Yes |
WebView Android
No support No |
Chrome Android
Full support Yes |
Firefox Android
Full support Yes |
Opera Android
Full support Yes |
Safari iOS
No support No |
Samsung Internet Android
Full support Yes |
timestamp
|
Chrome
Full support Yes |
Edge
Full support 17 |
Firefox
No support No |
IE
No support No |
Opera
Full support Yes |
Safari
? |
WebView Android
No support No |
Chrome Android
Full support Yes |
Firefox Android
No support No |
Opera Android
Full support Yes |
Safari iOS
No support No |
Samsung Internet Android
Full support Yes |
title
|
Chrome
Full support Yes |
Edge
Full support 14 |
Firefox
No support No |
IE
No support No |
Opera
Full support Yes |
Safari
Full support Yes |
WebView Android
No support No |
Chrome Android
Full support Yes |
Firefox Android
No support No |
Opera Android
Full support Yes |
Safari iOS
No support No |
Samsung Internet Android
Full support Yes |
vibrate
|
Chrome
No support No |
Edge
No support No |
Firefox
No support No |
IE
No support No |
Opera
No support No |
Safari
? |
WebView Android
No support No |
Chrome Android Full support 53 Full support 53 Notes' Does not work on Android O or later regardless of Chrome version. |
Firefox Android
No support No |
Opera Android Full support 41 Full support 41 Notes' Does not work on Android O or later regardless of Chrome version. |
Safari iOS
No support No |
Samsung Internet Android Full support 6.0 Full support 6.0 Notes' Does not work on Android O or later regardless of Chrome version. |
Available in workers | Chrome
Full support 45 |
Edge
Full support ≤18 |
Firefox
Full support 41 |
IE
No support No |
Opera
Full support 32 |
Safari
? |
WebView Android
No support No |
Chrome Android
Full support 45 |
Firefox Android
Full support 41 |
Opera Android
Full support 32 |
Safari iOS
No support No |
Samsung Internet Android
Full support 5.0 |
Legend
- Full support
- Full support
- No support
- No support
- Compatibility unknown
- Compatibility unknown
- See implementation notes.'
- See implementation notes.
- Requires a vendor prefix or different name for use.'
- Requires a vendor prefix or different name for use.
See also
Notifications API by Mozilla Contributors is licensed under CC-BY-SA 2.5.