Popular alternatives include Detectify, Datto SaaS Defense, Qualified, Cymulate and Fallible.
Key factors include Alerts (Notifications), Dashboard, Incident Management, Machine Learning, Blacklisting and pricing.
Tools like Shinobi Defense System, SAINTCloud, vRx by Vicarius, SecPod SanerNow CVEM and Defendify are best for small businesses for Vulnerability Management Software.