Curve for Business VS X1 Card

If I recall correctly, Curve (https://curve.app) uses this scheme. Yet, on mobile, having to access your e-mail application isn't practical to most mobile users (imo), since they may not have their banking, house-related or enteprise e-mail addresses connected to, say, their Gmail app. Source: about 2 years ago

Open ref link and fill in your phone number (promocode if necessary:DGQOL5MN) | non-ref: curve.app. Source: about 3 years ago

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 / 4 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