How to transfer apk from one master device to multiple android devices ?

Hi All,
I am new to this forum,
I am trying to do a proof of concept in android,
let me explain what am i trying to do, i want to distribute an application apk to multiple android devices once it gets connected to a common WiFi or through NFC/WiFi direct, when i say multiple device i will not have any client application to make connection to the server.
once all the devices get connected to the master device, the master device should push the...

How to transfer apk from one master device to multiple android devices ?

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