Skyman

Allows the app to write to the USB storage.

Allows the app to create network sockets and use custom network protocols. The browser and other applications provide means to send data to the internet, so this permission is not required to send data to the internet.

Allows the app to control the vibrator.

Allows the app to prevent the device from going to sleep.

Allows the app to view information about network connections such as which networks exist and are connected.

Google Play license check

Allows the app to modify global audio settings such as volume and which speaker is used for output.

Allows the app to access the phone features of the device. This permission allows the app to determine the phone number and device IDs, whether a call is active, and the remote number connected by a call.

Allows the app to receive packets sent to all devices on a Wi-Fi network using multicast addresses, not just your device. It uses more power than the non-multicast mode.

Allows the app to get the list of accounts known by the device. This may include any accounts created by applications you have installed.

Allows apps to accept cloud to device messages sent by the app's service. Using this service will incur data usage. Malicious apps could cause excess data usage.

SET_ORIENTATION

C2D_MESSAGE

DEVICE_POWER

Allows an application to read the current low-level battery use data. May allow the application to find out detailed information about which apps you use.