Android ( Minimum requirements )
OS: 7.0 Nougat (API Level 24) or above
CPU: 1.3 GHz ARMv7-A

GPU: OpenGL ES 3.2
Memory: 1 GB
Storage: 8 GB
Subscribers: Mobile Internet Connection or Wi-Fi

Recommended:
CPU: 1.5 GHz or higher
Memory: 4 GB or higher
Camera , Microphone , Tablet

iOS ( Minimum requirements )
OS: iOS 12 or above
Device: iPhone 5s
Memory: 1 GB
Storage: 8 GB
Subscribers: Mobile Internet Connection or Wi-Fi

Recommended:
Device: iPad Pro or higher
Memory: 8 GB or higher
Camera, Microphone , Tablet