The original alien figure was modeled and shared by thingiverse user Icenvain. Thing: 2039374. I used Tinkercad's sketch tool to sketch the hands. I used Meshmixer to sculpt it into a new shape.
Print this at 80% to 100% for a phone stand, or 120% to 150% for a tablet stand.

Print instructions

Some of the overhangs are steep, but my two test prints required no supports or special print settings.