Siren.io is described as 'Siren is an all-in-one investigation platform that safeguards people, assets, and networks by integrating data from open sources, vendors, and classified channels' and is an app in the security & privacy category. There are more than 10 alternatives to Siren.io for a variety of platforms, including Windows, Linux, Web-based, Self-Hosted and Mac apps. The best Siren.io alternative is Maltego. It's not free, so if you're looking for a free alternative, you could try Maltego or PhoneInfoga. Other great apps like Siren.io are IBM i2 Analyst’s Notebook, Hume, ikolinks and DataWalk.
Siren is like a turbo-charged analyst notebook with the latest release. It's now got AI and automation. You can automatically create the graph which saves time. Now Siren allows you to create higher quality intelligence products and fully customize link charts with labels, nodes and edges.