The first local cognitive training application developed and validated in Hong Kong, which combines scientific research, brain training, entertainment and data monitoring in one. 6 cognitive domains (Memory, Attention, Execution, Flexibility, Visual Space, Language) and more than 20 training games allow you to have training in a fun way. A local validation was conducted by the Chinese University of Hong Kong during 2017-2019. Two research papers have been launched. The results are very satisfactory which show using “Brainastic” as regular training can improve cognitive ability and slow down brain degeneration effectively.