How to download and setup android-app
Open terminal and run command
                                            git clone https://github.com/trynoice/android-app.git
                                        
                                        git clone is used to create a copy or clone of android-app repositories.
                                        You pass git clone a repository URL. it supports a few different network protocols and corresponding URL formats.
Also you may download zip file with android-app https://github.com/trynoice/android-app/archive/master.zip
Or simply clone android-app with SSH
                                            [email protected]:trynoice/android-app.git                                    
                                    If you have some problems with android-app
You may open issue on android-app support forum (system) here: https://github.com/trynoice/android-app/issuesSimilar to android-app repositories
Here you may see android-app alternatives and analogs
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