Great job, Sherlock! You found the discount code for Google Shopping Feed Pro for Shopify by Apps Robots. Use the following code to get 10% discount:
doublefive
How to apply the promotion code?
Scroll down and look at the right for Apply a discount code
.
Enter doublefive
and press ok.
A popup comes with a Double High Five to you!
.
On top you can Approve subscription
with a discounted price.