Wｅｂビリング-NTTグループの請求金額を確認お支払い is an official app developed by NTT FINANCE CORPORATION. It is available on the Android platform and falls under the category of Business & Productivity, specifically in the Finance subcategory.

The app allows users to easily check the billing amount from NTT Finance for their usage of NTT Docomo, NTT East Japan, NTT West Japan, and NTT Communications' mobile, landline, and internet services.

Some of the key features of the app include the ability to check the billing amount and breakdown for the current month and the past four months. Users can also access payment certificates and usage fee certificates for the past 15 months.

It is important to note that the app is free to use, but users may incur data charges for using the app.