OSINT-D is a robust open source intelligence app for professional investigators and investigative journalists.
The app has a thorough “Notes” section in which you can track information relevant to multiple investigation a once. You can then share the information by emailing it to others. You can also easily coping the data to be pasted into other apps.
In “My Resources” you can add your own resources into the app for future reference.
The app has a night display mode found in the “Settings” that allows you to minimize light in dark settings when taking notes or looking for resources.
There are also in-app alerts displayed at the top of the home screen when new resources have been added or updated, providing you with the most up-to-date open source intelligence information available.