inspired by Ryan Trahan penny challenge series on YouTube click stuff to buy. press space to sell everything auto clicker recommended update log 12/18/22-game goes into beta 12/19/22-v1.0 name change (from penny clicker to penny challenge) adds visible price and removes clicker 12/19/22- v1.1 added bike and mobile sell button 12/20/22- v1.2 changed backdrop and adds purchase timer 12/20/22- v1.3 Christmas update v1.3.1 Christmas bug fix