Close.io has created a customer relationship software that is perfect for startups. The company has designed the software so that it is customizable for businesses of different sizes. There are four different levels of the software. The basic program provides users with benefits such as two-way email integration and API access as well as unlimited room for contacts, leads and opportunities. The next options is the professional program. This option has the same benefits as the basic program but it also has bulk email sending, automatically tracks calls and unlimited calls within the United States and Canada. Business is the next option up and will allow users unlimited calls internationally, audio recording of calls and call transfers, among other benefits. The final option is the Enterprise option. This option offers personalized sales consulting and training, custom NDA and advanced customer support. Every business can find the perfect option for them.