Payment gateways (paypal, apple, google), in general, do NOT let you cancel individual services and are linked to your CC. Vendors (I'm looking at you, Audible!) constantly hide their account termination under layers of dark patterns. For awhile, I had several ghost subscriptions that I a.) didn't want and b.) couldn't cancel. My credit card card [1] has fundamentally changed my online purchasing experience as it... - Source: Hacker News / 5 months ago

Source: https://x1creditcard.com/ , footnote 5 at bottom of web page. Source: about 1 year ago

I use virtual credit cards through my credit card (X1, https://x1creditcard.com). It's been wonderful not only for privacy, but also for keeping track of what all is being spent (including recurring stuff). Source: over 1 year ago

I use a virtual card issued by X1 without any issues. Source: over 1 year ago

For virtual credit cards, I'd recommend the X1 credit card. I have it and it's really useful. As a bonus, they say they don't share purchase history with anyone else. Source: over 1 year ago

Check out the code for sift-ios Was the closest thing to a firewall back in the day. Source: about 3 years ago

Do You think it’s possible to implement something like this https://github.com/agrinman/sift-ios to uncover network traffic in real-time for every app and possibly for springboard? Source: about 3 years ago