UserLand Software was created in 1988.
Webroot Software was created in 1997.
Sibelius - software - was created in 1993.
SciTech Software was created in 1996.
SuperSet Software was created in 1981.
BlueSky Software was created in 1988.
The population of UserLand Software is 10.
The terms can generally be used interchangeably, although some people will argue that an application is a "userland" program (that is a program that the user would use) and a software program could also be utilities and daemons, for example (software for the system to use, not generally for the end user).
The LUnix kernel and most of the userland was written by Daniel Dollman.
Sibelius - software - was created in 1993.
Mariner Software was created in 1990.
Webroot Software was created in 1997.
From Software was created on 1986-11-01.
Veritas Software was created in 1989.
BatchMaster Software was created in 1983.
Jargon Software was created in 1997.
Trigent Software was created in 1995.
Infoglide Software was created in 1996.