title: How do I set a custom font for the whole application?
body: <p>Is there any way to How to Apply global font [new custom font] to whole application in iphone objective-c.</p>
  
  <p>I know that we can use below method to set font for each label</p>
  
  <pre><code>[self.titleLabel setFont:[UIFont fontWithName:@"FONOT_NAME" size:FONT_SIZE]];
  </code></pre>
  
  <p>But I want to change for whole application.
  Please help me if anyone know.</p>