How to get PS4 Remote Play on any Android Device

You will most likely need a rooted Android device, and grant root access to a file manager to accomplish this.

1. In case you have it installed, uninstall the PlayStation®App from your device
2. Download this .apk file
   1. Move the file to “/System/App/”
   2. Change the permission of the .apk to RW-R-R
3. Download this .dex file
   1. Move the file to “/Data/Dalvik-Cache/”
   2. Change its permissions to RW-R-R
4. Download these two XML files:
   1. playstation.playstationcertified.xml
   2. playstation.remoteplayident.xml
   3. Move the files to “/System/etc/permissions/”
   4. Change their permissions to RW-R-R
5. Download these two JAR files:
   1. playstation.playstationcertified.jar
   2. playstation.remoteplayident.jar
   3. Move the files to “/System/Framework/”
   4. Change their permissions to RW-R-R
6. Reboot your phone/tablet
7. Start the PlayStore, download and install the PlayStation®App
8. Install the .apk file you downloaded at step 2
9. Start the PlayStation®App and click the remote play button
10. Play remotely!

Source: http://forum.xda-developers.com/ and @SKFU_PS3