MooSoft Development has been in the business of helping people prevent and recover from malicious attacks since 1995.

MooSoft Development started as a single proprietor business in 1995 and in 2001 became an LLC. In 2004 it was Incorporated.

The Cleaner was originally written to counter the Back Orifice trojan. It quickly grew to detect many thousands of malicious programs and continues to do so today.