Tripwire is Qualys's biggest rival. Tripwire was founded in 1997, and is headquartered in Portland, Oregon. Like Qualys, Tripwire also works within the Security Software sector. Tripwire generates $361.7M less revenue vs. Qualys.
CrowdStrike is one of Qualys's top competitors. CrowdStrike's headquarters is in Sunnyvale, California, and was founded in 2012. Like Qualys, CrowdStrike also works within the Security Software sector. CrowdStrike generates 434% of Qualys's revenue.