You can do it straight from the app!
If you navigate to the menu of your app, you'll see a button that says "Send my tax report." Once you've reviewed the expenses in the report, tap "Get my report!" and the reports will be emailed to you. The exports are free, and you can export updated records as often as you'd like!
Have an iPhone? Here's what exporting should look like:
Android, you say? Here's what exporting should look like for you: