juniorPWA
What are push notifications in PWAs?
Updated May 17, 2026
Short answer
Push notifications allow apps to send messages even when not open.
Deep explanation
They use Service Workers and Push API to deliver messages from servers to users.
Real-world example
News apps send breaking alerts.
Common mistakes
- Sending too many notifications causing user fatigue.
Follow-up questions
- Do users need permission?
- What is Push API?