IMO Frinkiac is hard to beat if you just want to caption a Simpsons image (or gif) and share it directly; particularly with a few words modified to fit the situ

IMO Frinkiac is hard to beat if you just want to caption a Simpsons image (or gif) and share it directly; particularly with a few words modified to fit the situation. comb.io is good for those occasions where you need the actual clip with audio. Just my own opinion of course!