Incase you have not already added the Compra app block to the your Thank you and Order Status pages, follow these steps to do so.
Go to your Shopify Settings > Select Checkout from the left panel and click 'Customize'
In your Theme editor > Click on the Checkout dropdown on top and select which page you want to add your survey to
Select a page and click 'Add app block' in the editor panel. Compra will appear as an available app block if you are an existing customer with our app.
Lastly, don’t forget to click “Save” on the top right corner.
And there it is! Your customers will be shown your survey after their purchase.