Customer service app for an NHO company is a useful tool for the company to manage customer inquiries and support requests. It could provide customers with an easy way to get in touch with the company, as well as allowing the company to keep track of customer interactions and respond to them in a timely manner. The app could include features such as a ticketing system, live chat, and an FAQ section. It could also be integrated with the company's CRM system to ensure that customer interactions are recorded and analyzed for insights into customer behavior and satisfaction.