1. Local Notifications

1.1 Time Trigger

1.2 Interval Trigger

1.3 Location Trigger

1.4 Event Trigger

2 Remote Notifications

2.1 APNs (Apple Push Notification Service)

2.2 Firebase Cloud Messaging (FCM)

1. iOS Local Notifications

1. What Local Notifications Are

Local notifications are alerts scheduled by the app itself that the system delivers at a specific time or condition.

They can appear when:

• App is foreground
• App is background
• App is terminated
• Device is locked

Common use cases:

• Timer finished
• Reminder
• Alarm
• Pomodoro timer
• Task notifications

Framework used:

importUserNotifications