Though Intel initially planned to bring in realsense to mobile platforms, but later they decided to kill that initiative. See this post
As pointed out in above post, your options are limited, but you still have options. Are you a pure app developer or a system developer? If you are running android, and have access to the Linux source, first step would be to add uvcvideo driver patch. This will let the Linux identify your realsense camera as a /dev/video device. Then you could use the librealsense and offer some kind of higher level APIs using JNI.
