Yes, you can use your credit card on both your phone and another person's phone. Credit card usage is not typically restricted to a specific device. As long as you have the necessary credit card information (card number, expiration date, and security code), you can use it for online transactions or payments on any device that supports payment processing.
However, it's essential to exercise caution when sharing your credit card details with others. If you decide to let someone else use your credit card on their phone, make sure you trust them completely, as you'll be held responsible for any charges made using your card.
Alternatively, if you want to share purchases with family members without giving them access to your credit card details, many platforms and services offer a feature called Family Purchase Sharing. This feature allows you to link your payment method to a shared family account, enabling members to make purchases using the shared payment method without revealing the credit card information to them directly.