AutoHotkey Community

Gui, Add, Edit, w400 r9 gUpdate vMyEdit, TYPE HERE
Gui, Add, Edit, w400 r9 vMyEdit2, NEW TEXT HERE
Gui, Add, Button, w400 r1 gCopy, Copy to Clipboard
Gui, Add, Text, w400 +Center Disabled, By Muhammad Umar
Gui, Show,, Fancy Font Generator
Return

Update:
  Gui, Submit, NoHide
  StringReplace, MyEdit2, MyEdit, a, @, All
  StringReplace, MyEdit2, MyEdit2, b, ß, All
  StringReplace, MyEdit2, MyEdit2, c, ©, All
  StringReplace, MyEdit2, MyEdit2, d, d, All
  StringReplace, MyEdit2, MyEdit2, e, ë, All
  StringReplace, MyEdit2, MyEdit2, f, ƒ, All
  StringReplace, MyEdit2, MyEdit2, g, g, All
  StringReplace, MyEdit2, MyEdit2, h, h, All
  StringReplace, MyEdit2, MyEdit2, i, ï, All
  StringReplace, MyEdit2, MyEdit2, j, J, All
  StringReplace, MyEdit2, MyEdit2, k, k, All
  StringReplace, MyEdit2, MyEdit2, l, !, All
  StringReplace, MyEdit2, MyEdit2, m, m, All
  StringReplace, MyEdit2, MyEdit2, n, ñ, All
  StringReplace, MyEdit2, MyEdit2, o, ø, All
  StringReplace, MyEdit2, MyEdit2, p, Þ, All
  StringReplace, MyEdit2, MyEdit2, q, q, All
  StringReplace, MyEdit2, MyEdit2, r, ®, All
  StringReplace, MyEdit2, MyEdit2, s, §, All
  StringReplace, MyEdit2, MyEdit2, t, t, All
  StringReplace, MyEdit2, MyEdit2, u, µ, All
  StringReplace, MyEdit2, MyEdit2, v, v, All
  StringReplace, MyEdit2, MyEdit2, w, w, All
  StringReplace, MyEdit2, MyEdit2, x, ×, All
  StringReplace, MyEdit2, MyEdit2, y, ÿ, All
  StringReplace, MyEdit2, MyEdit2, z, z, All
 
  GuiControl,, MyEdit2, %MyEdit2%
Return

GuiClose:
GuiEscape:
ExitApp

Copy:
clipboard = %MyEdit2%