The İSKİ application is a free Android platform tool designed to enhance user interaction with water management services. It offers key features such as viewing reservoir fill rates, accessing outage and interruption information, and utilizing the E-Branch service for managing subscriptions and complaints. Users can also make quick payments via barcode scanning, streamlining transaction processes.

Additionally, the app provides essential information regarding İSKİ branches and authorized payment centers, including their locations and contact details. Users can keep track of the status of their complaints and suggestions, and access information about ongoing tenders conducted by İSKİ. The application also features contact details for the İSKİ General Directorate and its social media accounts, ensuring users can easily find support or updates.