The 서울스마트불편신고 app, provided by 서울특별시 (Seoul Special City), allows citizens to report various inconveniences they encounter in their daily lives using their smartphones. The reported inconveniences are received by the Seoul City '120 Dasan Call Center' and promptly addressed by the respective departments. Users can also track the progress and results of their reports through the 서울스마트불편신고 app.

The app's main features include the ability to report inconveniences related to transportation, environment, road maintenance, and facilities. Users can mark the location of the inconvenience on a map, attach on-site photos, and save their name and phone number. Additionally, users can view the processing results of their reports and access detailed information about the reported issue.