Sites and apps similar to Topscan.me include Acunetix. Other options are HostedScan Security, Pentest-Tools.com and Intruder. In total there are four Vulnerability Scanners like Topscan.me for Windows.
Audit your website security and web applications for SQL injection, Cross site scripting and other web vulnerabilities with Acunetix Web Security Scanner. Download Free Edition!
HostedScan provides 24x7 alerts and detection for security vulnerabilities. Industry-standard, open-source, vulnerability scans. Automated alerts when something changes. Manage target list manually or import automatically from providers, such as AWS, DigitalOcean, and Linode...
United States
We facilitate quick discovery and reporting of vulnerabilities in websites and network infrastructures, providing a set of powerful and tightly integrated pentesting tools that enable you to perform easier, faster, and more effective pentests.
Romania
EU
Intruder is a security monitoring platform for internet-facing systems.
Intruder provides an easy to use security solution which continually scans your digital assets, highlighting vulnerabilities and outlining remediation advice in simple terms.
United Kingdom