Privacy and GDPR
Radio Silence's website uses Google Analytics to track aggregate web traffic. No personal information is stored, and your IP address is anonymized.
The analytics data is used to answer questions like how many people visited the site today? and what were the biggest traffic sources this month?
The analytics data is not (and can't be) used to answer personal questions like who exactly visited the site today?
The app doesn't send any personal data or usage statistics to the developer.
Buying the App
The sales of the app are handled completely by FastSpring.
When you buy Radio Silence, your payment information (e.g. credit card number) never touches Radio Silence's servers.