Facebook Live Reactions Builder is an easy and powerful tool to create floating emoji on your footage. You get two versions in this package – Emotions Builder EZ and Emotions Builder PRO. With EZ version just tweak speed, quantity, size and drop it on your footage. PRO version let’s you to choose what emotions to show and tweak all the settings individually for each emoji. Infinite length will let you to fit any video. Duplicate your customized set of emoji as many times as you need. Both HD and 4K versions included. All expressions are universalized so project will work on any AE language version. Project requires Trapcode Particular to be installed.
can be found here