You need Google Chrome 45 or greater installed.
You can download it here: https://play.google.com/store/apps/details?id=com.android.chrome
Why using chrome custom tabs?
*  Smooth transition between apps.
*  Pages load faster.
*  You are automatically logged in to your websites and forms are autofilled.
*  Your browsing experience is always secure!
Compared to Google Chrome?
Bubble is essentially loading a light weight version of chrome that is designed to load a single page quicker. You can always open it in Chrome of course from the menu.
How to use?
Set Bubble as the default browser.
More on chrome custom tabs : https://developer.chrome.com/multidevice/android/customtabs

To Download Bubble For PC,users need to install an Android Emulator like Xeplayer.With Xeplayer,you can Download Bubble for PC version on your Windows 7,8,10 and Laptop.

How to Play Bubble on PC,Windows 7,8,10.

1.Download and Install XePlayer Android Emulator.Click “Download XePlayer” to download.

2.Run XePlayer Android Emulator and login Google Play Store.

3.Open Google Play Store and search Bubble and download,

4.Install Bubble and start it.Now you can play Bubble on PC.Have Fun!