Inclusion criteria :  PTSD or adjustment disorders criteria according to DSM-5 and MINI criteria within the context of COVID-19 trauma exposure and economic consequences; patients with a PCL-5 score higher than 33; patient treated or who will be treated by the following treatments: SSRIs alone or SSRIs in combination to CBTs, EMDR or reconsolidation blockade able to download and use an app, with a correct internet connection (owner of a smartphone) Affiliation to a French social security system (recipient or assign) excluding AME written consent to participate in the study;  Exclusion criteria :  age lower than 18, without any upper age limit; suicidal risk using MINI; non-French speaker; guardianship curatorship and person deprived of their liberty by judicial decision