Download the official Estra Android app and manage gas, electricity, and fiber services on one platform. Check your account, download bills, pay by card, submit self-readings in real time, and track usage with clear charts. Find service locations, contact support, and read the latest updates. Register to access your personal area and organize multiple supplies in a single dashboard. Enable Smart Billing, set up direct debit, and compare billing history. The easiest way to keep your energy services under control.