The Lentera Psychology Practice is one of the business entities in the service sector, more precisely in the field of psychological services. Where to be able to schedule services, both individually and on behalf of the institution, prospective patients can only do so through the whatsapp application, and the Lentera Psychology Practice must serve them one by one. Of course, this is very complicated and convoluted, the time required is also not small, especially when there are many patients, the Lentera Psychology Practice will find it difficult to handle it. In addition, so far the Lentera Psychology Practice has not been able to monitor the patient's condition. In this study, the author will create a web-based application that can help, speed up, and facilitate the parties involved in the registration process, scheduling, and monitoring the patient's condition through the mood diary feature. This web application is built using the PHP programming language, as well as the PHP framework, namely Laravel. And use MySQL as database management system