qDslrDashboard is an application for controlling your Nikon, Canon DSLR, or Sony mirrorless camera.
For USB connection a USB OTG adapter is needed and the device must have the USB host function.
qDslrDashboard home: http://dslrdashboard.info
Multiple camera support
Connect to DSLR using portable wireless router (server),
Change camera properties,
Browse images on the camera,
Transfer images from the camera to Android device,
Preview images (jpg and raw),
Live view histogram,
Manual focus movement while in live view,
Start movie recording (only on-camera models that support it),
Time-lapse (simple and advanced with control file and ability to move focus and send commands to Arduino),
Sound initiated capture (with spectral display and frequency/intensity selector,
Sky stacking helper.
Remote control over a wireless network (Android devices must be on the same network)
Support for WU-1a/1b adapter (PTP/IP)
LRTimelapse screen for auto holy grail timelapse
Dynamic Perception NMX motion controller support over Bluetooth LE