You must enter your Military W2 to qualify for a Military
discount. Also, your ranking will determine your eligibility. Please see
this link for full details: https://turbotax.intuit.com/personal-taxes/online/military-edition.jsp However this is only for the free federal ... there is still a cost for the state.
If you qualify to use it, there is another free
version of the software:
Try Free File:
You qualify if your income was $34,000 or less, or $66,000 or
less if active duty military, or if you qualify for Earned Income Credit