No credit card required
Browse credit cards from a variety of issuers to see if there's a better card for you.
Credit Karma, Quizzle, and Mint all use Equifax. Credit.com uses experian, Credit Sesame used to use Experian. Credit Karma, and Credit Sesame use Transunion.
None of those sites provide FICO scores. They are either Vantage or Plus scores which have very little or no usefulness so don't base your credit decisions on the scores you get on those particular sites.
However, you can use CK to monitor your TU and EQ reports.
Even with FICO's you have to be careful as there are a number of different models used by creditors. Don't assume you can use the score generated by one model to determine a score generated by a different model.
I get my free Equifax FICO from my Citi Diamond Preferred.