Réponse :

Hello !

Explications :

Snapchat is a mobile messaging application used to share photos or videos (called snaps) between friends. This apps is used to share a photo or a video by adding filters, lenses or other effects.

Twitter is an online news and social networking site where people communicate with small messages called tweets. Tweeting is posting short messages for people following you on Twitter.

I hope I helped you, do not hesitate to ask me for more details !