You’ll need to be at least 18 years old to apply for a credit card. There is likely to be minimum income and credit score requirements. A lot of credit card providers publish minimum eligibility criteria on their websites. Many also offer online eligibility checker tools, which will give you a strong idea whether you’re likely to be approved for a credit card. These tools require a few personal and financial details and will perform a ‘soft check’ of your credit report before it gives its verdict. Still, using this tool will have no impact on your credit score. You can save time and protect your credit score by using this tool before making a full application.