It is not advisable to try to obtain a credit card for free. Credit cards typically require a credit check and the ability to pay off any charges that you make. If you are unable to qualify for a credit card or cannot afford to pay off the charges, it could lead to financial problems and damage your credit score.
If you are in need of credit but don't have a good credit score, there are other options you can consider. For example, you may be able to get a secured credit card, which requires a security deposit to open. This can be a good way to build or rebuild your credit over time. Alternatively, you may be able to get a prepaid credit card, which is funded by the user rather than being extended as credit. However, these types of cards may not have all the same features and benefits as traditional credit cards.
It's important to understand the terms and conditions of any credit card you are considering and to use credit responsibly. This includes paying your bills on time and keeping your balance low to avoid incurring high interest charges. If you are struggling with credit card debt, it may be helpful to seek the advice of a financial professional or a credit counseling service.