PopTop Software was founded by video game programmer and designer Phil Steinmeyer in 1993.[2] On July 24, 2000, Take-Two Interactive announced that it had acquired PopTop Software.[3][4] The deal saw a transaction of 559,100 shares in Take-Two Interactive, valued at an estimated US$5.8 million.[5] On January 25, 2005, Take-Two Interactive announced the opening of publishing label 2K, which would henceforth manage their development studios, including PopTop Software.[6]
Steinmeyer left PopTop Software in late 2004 and founded New Crayon Games, which later developed Bonnie's Bookstore, in May 2005.[7] On March 7, 2006, it was announced that PopTop Software's operations had been merged into Firaxis Games, another 2K studio.[8]