Cant install .apk to android device , someone help me PLEASE!

iam creating Augmented Reality apps for my thesis .

ok now to the point

its working on play mode
this is the ss for play mode

and there’s no error in play mode .
this is the ss for no error in play mode

and i try to build it to apk . and its done . and then i try to insttal the .apk to my android device manual mode
and its always failed
this is the ss for failed to install to android device in manual mode

i try to install it to android emulator (windroye) its work . but it cant run its always stop working
this is the ss for stop working on android emulator

i have checklist the unknown sources in my device and make it developer
i really didn’t know what happened , please help me ,

iam using unity 5.2.1 (32bit) just download it , and using vuforia 5.0.5

this is my build setting


What device are you installing it on ?