Similar to shareware, freeware is software that is distributed with no requirement for a license or under the GPL (GNU Public License) - that is, legally free software.
Note that this is different than warez; free versions of commercial software.
Synonyms for freeware
On this page, you will find 30 slang terms related to freeware. Some of the top words include: appz, generic program, FreeBSD, Linux, M.U.G.E.N, and 25 more.