Limitations for Firebase Notification Topics -

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i want use firebase notification android application , want know is there limitation number of topics ? or number of users can subscribe topic ? example can have 10000 topics 1 million users each of them ?

there no limitation on number of topics or subscriptions. there limitation of 1 million subscriptions first year after topics launched restriction removed @ year's (2016) google i/o. fcm supports unlimited topics , subscribers per app. see docs confirmation.


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