It partially automates the process of lodging a complaint against a call, SMS, or WhatsApp communication.
On IOS, you still have to copy/paste the incoming number into a form, provide a screenshot of the message, date/time and it uploads the complaint to their systems.
They inform you that they will not send updates.
What I've observed is a huge drop in scammers, and new scammers get tagged as potential spam by the operator upfront. So they're doing something on the back end.
You can only file a police complaint if you actually suffered monetary loss. I haven't, so I don't know how that works.
The other benefit is that you can keep an eye on id theft used to get connections using your info. This is a huge problem in rural India. Scammers use this to create bank accounts to move money.