This package help you openned other user app on android phone. You only need know package id.
$ npm install rn-openapp --save
$ react-native link rn-openapp
❗ IMPORTANT ❗ You can open app only Android platform ❗
import { openApp } from "rn-openapp";
const examplePackageId = "com.example.packageid";
openApp(examplePackageId)
.then(result => cosnole.log(result))
.catch(e => console.warn(e));