Emoji Font Updater (root) 1.0
the author of this app says:
***** Root is required for this app *****
This app can let you see the emoji in Android by replacing the system font by the emoji font. But the emoji will only display in black in color.
You don't need this app if you know how to restore the font manually. Please follow the instruction in Emoji Keyboard
If you don't want to think too much, you can download this app to help on replacing the system font easily.
-Download Emoji font from internet
-Backup system font to SD Card
-Replace & set the permission of the Emoji font
-Restore the original system font from the previous backup if you like.
If you want to input emoji, you can try to use the below app