아미고 is a dedicated app for receiving calls on smart public phones. It allows military personnel to make video/voice calls and engage in text conversations. With 아미고, users can utilize the services of smart public phones, which are paid devices that offer video/voice calls and messaging services.

The main features of 아미고 include video/voice call services and free text messaging. Users also have the option to gift paid points that can be used on smart public phones.

To gift paid points, 아미고 supports the following payment methods: credit cards (including debit cards). Supported card issuers include 국민, BC, 외환, 신한, 삼성, 롯데, 현대, and 하나SK. Only full payment is available for small payments (less than 50,000 won).

Regarding the collection and provision of personal information to third parties, the company collects and provides users' advertising IDs for the purpose of providing personalized ads based on their interests. This information is solely used for the purpose of personalized advertising and not for any other purposes.