Objective: to analyze the effect of an app on Nursing students’knowledge about diabetes during the COVID-19 pandemic, as wellas their self-assessment and satisfaction level. Method: a quasiexperimentalstudy carried out with 40 Nursing students from theBrazilian Northeast region. The E-MunDiabetes® app was usedto assess the participants’ knowledge at the pre-test, immediatepost-test and after 15 days, as well as...