After all, phone systems for small business communications are something that every business needs. It’s important for clients, suppliers, and employees to be able to reach you. Small businesses can do this as well as, or even better than, large companies. VoIP phone system: The more complex and hands-on choice. It uses your internet connection to make phone calls. It’s easy to set up and you can pay as you go, so you don’t have to spend much (or anything) right away. These usually come with apps called “softphones” that can be used on Android or iOS phones (and even other mobile devices like iPads).