Fbl Mobile Company is a software provider founded in 2020, made to satisfy the needs of a constantly evolving market, the mobile network. We have started with the development of Momo Voice, an App used to manage companies’ SIMs. Our startup provides customized services and solutions for worldwide companies and mobile operators, by developing B2B and B2B2C solutions and Apps for corporate and providing data traffic tools. Here we propose and sell our innovative white-label solution for digital audio advertising, Wait4Call, to companies and mobile operators, that have an App and are looking for a system to enhance their profits and improve customer loyalty and satisfaction. This solution is completely customizable and can be integrated with whatever company’s App through an SDK. Thanks to this SDK the company can broadcast targeted and geolocated audio ads to its customers by optimizing and making profitable a lost time: the smartphone call waiting time. When a user makes whatever phone call, he listens to an adv during the time he waits for his interlocutor’s answer and gets money that he will be able to spend in the company’s marketplace. By using this solution, all companies have an innovative media channel to reach their customers, increase user loyalty, reduce the churn rate, and make profits.