Drawbacks: You might want to pay for the hosting of this application and sustain your server(s) reliability; It’s hard to scale in case you have to redirect a great number of clicks. That has a free account, you may look at your made small URLs together with traffic studies or https://docs.google.com/document/d/e/2PACX-1vQEq3oVSmTw2g5U5_a3YqgtVFioVcn8-8z0oxifRDWSPSzFoZPZ9zdfLsfpK9Q51kUaPACmfw5bh8rQ/pub