All major browsers today support web push notifications. More importantly browsers on Android and iOS (iPhone and iPad) can also receive notifications similar to Apps. Here's a list of all browsers that support web push notifications and PushAlert works with all of them.
| Browser | Windows PC | MacOS | ChromeOS | Ubuntu/Linux | Android | iPhone (iOS) | iPad (iPadOS) |
| Chrome | YES | YES | YES | YES | YES | NO | NO |
| Firefox | YES | YES | YES | YES | YES | NO | NO |
| Safari | N/A | YES | N/A | N/A | N/A | YES | YES |
| Opera | YES | YES | YES | YES | YES | NO | NO |
| Microsoft Edge | YES | YES | N/A | N/A | YES | YES | YES |
| Yandex | YES | YES | YES | N/A | YES | N/A | N/A |
| UC Browser | NO | N/A | YES | N/A | YES | NO | NO |
| Samsung Internet Browser | N/A | N/A | YES | N/A | YES | N/A | N/A |
| Internet Explorer | NO | N/A | N/A | N/A | N/A | N/A | N/A |
There are just a couple of things to note here: