超级号 is a free utility app developed by China Mobile Internet Company Limited for iPhone users. With a range of useful features, this app aims to enhance the communication and productivity of its users.

One of the key features of 超级号 is the ability to make verified calls. Users can make calls with their verified phone number, which also includes their real name, personal profile, and a personalized signature. This feature adds an extra layer of authenticity to phone calls and helps users establish trust with their contacts.

Another standout feature of 超级号 is the ability to send "霸屏" messages. These messages are displayed prominently on the recipient's screen, ensuring that the message is noticed and not missed. This feature is particularly useful for important or urgent messages that require immediate attention.

Additionally, 超级号 offers a convenient 5G electronic signature feature. Users can quickly and securely sign electronic contracts and documents directly from their iPhone, eliminating the need for physical paperwork and streamlining the signing process.

Lastly, 超级号 allows users to easily create and share their business cards. With just a few taps, users can generate their own personalized business cards, making it convenient to exchange contact information in professional settings.

Overall, 超级号 is a versatile utility app that offers useful features for iPhone users. From verified calls and attention-grabbing messages to electronic signatures and business cards, this app aims to enhance communication and productivity on the go.