1. Snapchat is a very good app to have on your phone. It lets you send videos of yourself doing what you love and you can also see what your friends or family does all day.It can also be used to show how you feel, like you can post a sad song if you are sad or you can post a good song if your happy. 2. One way that could be bad is that sometimes bad people might post embarrassing videos or pictures of you. 3. The other flaw is that they shouldn’t have made a button that save any video you record or picture you takeI think that snapchat has been one of the most successful app that has been invented by now the whole world might be using it