This study aims to investigate of usability, convenience, security and service features as factors on the interest in using the LinkAja Syariah e-wallet mediated by trust. Rapid technological developments have resulted in the growth of new innovations such as digital wallets. Indonesia is a country with the highest digital wallet users. This study involved the people of Kudus City who use the LinkAja Syariah e-wallet. The method used in this study is a quantitative approach. The data collection process used a questionnaire and data analysis techniques using the SmartPLS3 application. The research findings show that the independent variables of usability, convenience, security and service features have a positive effect on interest in using. Then trust also has a direct positive effect on interest in using. The results of hypothesis testing do not directly show the role of trust as a mediator of usability, convenience, security and service features have a positive effect on interest in using. This study provides an overview that the people of Kudus City use the LinkAja Syariah e-wallet influenced by usability, convenience, security and service features with high trust.