GDPRHub has identified and classified the location and user dat tracking activities under the following categories.
1. Centralized contact tracing systems
2. Decentralized contact tracing apps or frameworks
3. Enforcement of individual quarantine
4. Enforcement of lock-down
5. Location mapping projects
6. Self-assessment apps
7. Statistical analysis
We analyzed the data and found that Decentralized contact tracing apps or frameworks is a predominantly in use across especially across Europe.