Download RLX Player from the following link, install it and sign in. Requires Intel/AMD based Windows 7 (SP1) or newer.
Use the browser on your Mac (Intel based macOS 10.7 or newer) and enter the following link to install RLX Player. After installing sign in.
Use your Android device to open Google Play, install RLX Player and sign in.
Use your device (iOS 8 or newer) to open the AppStore, install RLX PLayer and sign in.
Login here to access your content in the web browser. Requires Windows or MacOS with Chrome or Firefox.