You can file with TurboTax Free Edition if you use form 1040 with no attached schedules, but will need to upgrade to another product if you fall outside this situation.
Simple tax situations covered in TurboTax Free Edition:
- W-2 income
- Limited interest and dividend income reported on a 1099-INT or 1099-DIV
- Claiming the standard deduction
- Earned Income Tax Credit (EIC)
- Child tax credits
Situations not covered in TurboTax Free Edition include:
- Itemized deductions
- Business or 1099-MISC income
- Stock sales
- Rental property income
- Credits, deductions and income reported on schedules 1-6, such as the Student Loan Interest Deduction