MegaISP is a responsive, user-friendly and easy ISP company customer management software. This application is developed using the procedural PHP and MySQL. Using this software or application, an ISP company can make communication with its clients or customers. Customers and support teams can communicate each other using the ticket system and customers can pay their monthly or yearly bills. The source code of this script is very easy and clean. So most of the developers can easily edit the codes. The interface is user-friendly. Non-technical users can maintain everything.