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We do not store any information transmitted through this page. We are not responsible for any unauthorized access or misuse of your credentials or data if compromised due to factors outside of our control. This includes, but is not limited to, phishing attempts, malware infections, or breaches of third-party services where your information may have been shared. Use only test/development credentials and never production keys or sensitive data.

Firebase Cloud Messaging (FCM) Push Notification Tester

Test FCM push notifications instantly • Free developer tool

Optional JSON data to send with the notification. Include click_action here to open a URL when tapped. Example: {"click_action":"https://udai.io/"}
How to Use FCM Tester
  1. Server Key: Get this from your Firebase Console → Project Settings → Cloud Messaging
  2. Device Token: Registration token from your app/device
  3. Title & Body: The notification message content
  4. Image URL: Optional image to display in notification
  5. Data (JSON): Additional data for your app. Include click_action to open a URL, e.g. {"click_action":"https://udai.io/"}
Make sure your server key has the necessary permissions to send notifications.
Tip: Your app code should read click_action from the data payload to handle taps.
About This FCM Testing Tool

This free Firebase Cloud Messaging (FCM) push notification tester helps developers quickly test FCM notifications without writing code.

Perfect for:
  • • Testing mobile app push notifications
  • • Verifying FCM server key functionality
  • • Testing notification content and formatting
  • • Debugging push notification delivery
Features:
  • • Instant FCM notification testing
  • • No data storage - completely secure
  • • Supports all FCM notification parameters
  • • Free to use - no registration required