Hello! I just finished and it says “You don’t have a refund or tax due. Congratulations, that’s great tax planning.” Am I obligated to even file this year? Thanks! :)

can't answer your question because there are numerous factors that are involved.

see 1040 instructions starting on page 9

https://www.irs.gov/pub/irs-pdf/i1040gi.pdf 

You appear to be using Online Premier.    What were the reasons you chose to use that particular edition, which is a more advanced edition?    What types of income and credits did you report in your return?  

Are  you sure you prepared the return correctly?   Have you reviewed your entries?

Also see these FAQs:

FAQ:  Do I need to file a Federal return this year?

https://ttlc.intuit.com/community/filing-and-paying-taxes/help/do-i-need-to-file-a-federal-return-this-year/00/25546

FAQ:  Do I need to file a state return?

https://ttlc.intuit.com/community/filing-and-paying-taxes/help/do-i-need-to-file-a-state-return/00/25575

And see the IRS link to Form 1040 instructions that Champ Mike9241 provided in his comment above for even more detailed info on who should file a Federal return.

Yes, you have to tell the taxing authority what your situation is.