How do I send a FCM push?

For sending FCM notification payload you can use Firebase Cloud Messaging Tool in firebase console . And click on Send your first message. Then enter the Title and body field. If you wish to send it to a particular device then click on Send test message and enter the FCM registration token.18 Tem 2020

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Is Google Firebase free to use?

Firebase offers a no-cost tier pricing plan for all its products . For some products, usage continues at no cost no matter your level of use. For other products, if you need high levels of use, you’ll need to switch your project to a paid-tier pricing plan. Learn more about Firebase pricing plans.

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