Credit karma tax is (actually) free. I’ve used for past 3 years. Why is it free? Because credit karma uses your financial data (including tax returns) to make

Credit karma tax is (actually) free. I’ve used for past 3 years. Why is it free? Because credit karma uses your financial data (including tax returns) to make better credit card / loan recommendations to you. So it ultimately benefits me as well, that’s why I share my return with them. BUT you don’t have to share your tax return with CK to file. There’s a box you can uncheck when starting each year.