title: Android custom numeric keyboard
body: <p>I want to add numeric keyboard like the one in vault application </p>
  
  <blockquote>
    <p><img src="https://i.stack.imgur.com/t52Fh.png" alt="enter image description here"></p>
  </blockquote>
  
  <p>I don't know how to call it and how can I find in google ?</p>