Coinverse open app

Coinverse is the first audiocast app for cryptocurrency news, also including YouTube and text.

Coinverse YouTube video

Developers

App Setup Instructions

Note: For the purpose of this sample, the open Android Studio build variant connects to a Firestore database of content that is not actively updated.

Architecture and libraries

Client – Kotlin

• Unidirectional Data Flow w/ Data Binding, ViewModels, LiveData, and Coroutines
• Navigation component
• PagedListAdapter with Room SQL library
• ExoPlayer for audiocasts in Foreground service
• Firebase: Firestore Db, Authentication, Analytics, Remote Config, Crashlytics
• MoPub native ads
• Interactive graph of price data
• YouTube data API
• Content quality scores based on user interaction
• Published with latest App Bundle format

Backend – Kotlin, Node.js

Kotlin: Jar

• Populates news content
• RxJava to manage Retrofit data streams
• Hosted on AppEngine with Firestore database
• Staging and production environments on Firebase
• Firestore security rules to manage access to data
• JUnit tests for avg. price calculation

Node.js: Firebase Cloud Functions

• Generates audiocast mp3s using Google's Text-to-Speech API
• Delete user data

About

Why crypto first?

Price predictions, not useful info

Features

Coinverse content includes

Audiocasts

YouTube

Future