Hi there, @jkonika.
Thanks for visiting the Community. Yes, you can scan and automatically upload receipts from your phone when you use QuickBooks Online app, QuickBooks Online mobile app for iOS and Android.
You'll just need to download the QuickBooks mobile app on your phone and log in using your QuickBooks credentials.
I have here an article that will guide and help you learn about how to capture images of your receipts and send them to QuickBooks.
Let me know if you have other concerns. I'm always around here to help.