Application development for Android and IOS

Hello, we are a cryptocurrency team, and we want to develop our currency for mobile phones in Android and IOS formats. The application contains a registration panel as well as a login. After opening the account, the customer enters the application. The application contains the following sections (account section and modification of its data, wallet section and the current balance appears From the number of our currencies, the money section is marked with $, the important ads section) and after we have chosen the best offers, the best prices and the fastest execution period, we will send all the other details

Some necessary things:
1- The delivery period does not exceed 3 days.
2- We want a clear personal picture of the person who will work with us and one of his social media accounts to be placed on our site from among their collaborators.
3- Provide Android and IOS version of the application.
4- Max budget 350$.
5- We will choose the best offers, the lowest in price and the fastest in the delivery period

Some similar apps: AZ World in Play Store