isRunning : boolean true if RequestAnimationFrame is running, otherwise false. Source

isSetTimeOut() → {boolean} Is the browser using setTimeout? Returns

chromeVersion : number If running in Chrome this will contain the major version number.

android : boolean Is running on android? Source code:

vp9Video : boolean Can this device play vp9 video files? Source code:

start() Starts the requestAnimationFrame running or setTimeout if unavailable in browser Source

getUserMedia : boolean Does the device support the getUserMedia API? Default

audioData : boolean Are Audio tags available? Source code:

fileSystem : boolean Is fileSystem available? Source code:

updateRAF() The update method for the requestAnimationFrame Source code: