I would love to receive some feedback on this if someone had some time. I completed MVP in a month, but polishing it took about 4 months( after hours and weeken

I would love to receive some feedback on this if someone had some time. I completed MVP in a month, but polishing it took about 4 months( after hours and weekends). Still not finished though. I am planning to add more Note apps integrations as they open their APIs. Thank you.