With Joist you can download your Invoice and Estimate data for record keeping and accounting purposes.
You can do this from a Desktop or Laptop computer when you sign into your Joist account at pro.joistapp.com
Go to your Estimates or Invoices section from the lefthand column
Click the grey Export button at the top right of the screen
Select the month you would like to export
A .CSV file will be downloaded to your computer. Repeat for as many months as you would like to have downloaded.