Beta (比面) is a home-based memory training assistant designed for seniors who are experiencing mild cognitive decline or early-stage Mild Cognitive Impairment (MCI). It allows seniors to engage in cognitive training from the comfort of their homes, strengthening various memory elements. Its key features are as follows: Evidence-based digitization of training materials Sustainable development User-friendly and easy to learn Training content includes attention, perception, and problem-solving abilities Supports remote healthcare: Equipped with a trainer platform to assist therapists in monitoring the training progress of seniors.