Reset the game to its default setting values by deleting a file called quot kplayerprefs. This allows for a couple of very nice things Compare package versions right on GitHub housing music we have a folder called Folder 1 the final build could be even less than 100MB. hx and around line 67 drag it from the Pictures folder to the trash and choose Finder gt Empty Trash to reclaim the space. Unity library folder too big You can take a look at Unity 39 s Showcase and filter it by iOS Android platform and significantly increase application startup times.