i-jogja is a digital library managed by grahatama pustaka. i-jogja is made to make it easier for people to access books. But, two years since the launch of i-jogja not many people come to this library, infact the number of the people that come is decline. The type of research that used is descriptive qualitative with interview data collection and documentation. The interviews were conducting with two informants, while documentation was the stage of collecting archives or reports relating to i-jogja promotional activities. The results of the study show that there are three stages of promotional strategies carried out by grahatama pustaka in promoting i-jogja. The first is promotional plan, the manager focused on designing messages on information of the advantages and benefits offered by the i-jogja application and the tutorial on using the application. The second is the implementation, what the manager does is designing Instagram posting material. The last is the evaluation, at this stage the evaluation that carried out has not been scheduled properly but the library's manager has used the consumer insight feature on Instagram as a consideration for evaluating the audience of Instagram grahatama pustaka.