Nmap Online is described as 'Nmap online is dedicated to report the very fast nmap scan results, with a focus on nmap tool installed on back side. In easy steps you will scan your target from web interface by Browser' and is an app in the security & privacy category. There are eight alternatives to Nmap Online for a variety of platforms, including Mac, Linux, Windows, Android and BSD apps. The best Nmap Online alternative is Nmap, which is both free and Open Source. Other great apps like Nmap Online are Zenmap, NETworkManager by BornToBeRoot, Vernet and Ning Network-Scanner.