Evaluation of a Mobile Menopause Application

Inclusion Criteria: * Legal capacity * Ability to provide informed consent * Residency in Germany * Female gender * Age ≥18 years * Medically confirmed menopausal or other perimenopausal disorder (N95.1) * Ownership of a smartphone and ability to use it * Internet access for app usage and questionnaire completion * Email address for registration * Willingness to complete questionnaires online * Motivation for regular app usage * Sufficient proficiency in the German language * MRS II ≥ 9 * Absence of exclusion criteria Exclusion Criteria: * Pregnancy or breastfeeding during the study period * Current hormonal replacement therapy (HRT), initiation of HRT within eight weeks prior to study start and/or planned start of HRT during the study period * Changes in treatment with psychotropic medication within eight weeks prior to study start and/or planned during the study period * Start of psychotherapy within eight weeks prior to study start and/or planned during the study period * Start of a rehabilitation program within eight weeks prior to study start and/or planned during the study period * Surgery performed within eight weeks prior to study start and/or planned during the study period * Previous or current access to the Endo-App or other comparable digital health applications, or current active prescription * Current participation in other clinical studies * Failure to meet the inclusion criteria