"My docomo - 料金・通信量の確認" is the official app by Docomo that simplifies checking data usage, charges, and d points. With this app, you can monitor your communication data, total usage, and remaining data before speed reduction. Key features include detailed usage information like data communication amounts for specific periods, d points, contract plans, and support services. The app offers a convenient login feature, supports multiple accounts, and provides alerts when data limits are approaching.

This app is compatible with Docomo devices running Android OS 8.0 to 14.0, excluding specific models. It ensures secure usage with a passcode lock and automatically updates charges and data amounts in the background. Users can access FAQs and support services within the app for a seamless experience.