title: How do font apps/websites work across multiple platforms/apps?
body: <p>There are apps which you can type text and convert them into fancy fonts. Then copy it and paste with the formatting. Like this.
          !</p>
  
  <p>How does this work? Are there any special fonts for this? How the input is being converted/mapped into these characters? I understand it's unicode. But I don't seem to understand how this works.</p>
  
  <p>Example site: <a href="https://lingojam.com/BoldLetters" rel="nofollow noreferrer">https://lingojam.com/BoldLetters</a></p>
  
  <p>Example app: <a href="https://play.google.com/store/apps/details?id=com.theruralguys.stylishtext" rel="nofollow noreferrer">https://play.google.com/store/apps/details?id=com.theruralguys.stylishtext</a></p>
  
  <p>Any tips would be much appreciated.
  Thanks!</p>