Good day KelseyBass! I am Independent Advisor Paul R. and also a Microsoft/Windows user like you and I am glad to be able to provide assistance to you today. I understand that you are looking into seeing Freeform be added to the MS Store and that is a great idea as there are tons of people using it nowadays and by this you can provide a feedback to Microsoft for this to be considered in the near future.
Click on Start and search for Feedback and you can also press Windows key + F on your keyboard to be able to send a feedback.
Reference link regarding sending a feedback:
https://support.microsoft.com/xx-xx/help/402156...
Regards,
Paul R.