The application has access to the following:
System tools
automatically start at boot
Allows an application to have itself started as soon as the system has finished booting. This can make it take longer to start the phone and allow the application to slow down overall performance of the phone by constantly running.
Storage
modify/delete SD card contents
Allows an application to write to the SD card.
Phone calls
read phone state and identity
Allows the application to access the phone features of the device. An application with this permission can determine the phone number and serial number of this phone, whether a call is active, the number that call is connected to, ect.
Other
android.permission.READ_EXTERNAL_STORAGE
Great! Nice simple and solid German app.