Mobile: 

• Go to “Settings” from the tab bar of your app.
• Find “Switch to justified text” under Reading and tick the box by it.
• Now you can view the HTML articles saved in the app in justified view.

Web: 

• Click on the account button on the top right of the WebApp screen.
• Select “Settings” under profile information. 
• Find “Switch to justified text” under Reading View.
• Tick the box by it and you can view all your saved HTML articles in justified view.