You can have the app calculate any route for you and also add a return leg for any trip.
Step 1 - Click on trips at bottom of screen.
Step 2 - Click on trip card you would like to add a roundtrip to.
Step 3 - Click on both 'Calculate Route' and 'Roundtrip' and the app will automatically add the route and mileage deductions.
As always we would love to hear from you. Contact us at firstname.lastname@example.org