GST Pro counts total Shopify orders, not individual print or download actions, because the app processes every order in the Shopify order sequence for tax calculation, reporting, and compliance. The plan limit is based on order numbers, not how many times you click "Print".
GST Pro determines eligibility using the order number you are trying to print, not how many invoices you have printed so far.
This behavior is intentional and consistent across plans.
Are all counted as valid orders and consume the plan limit
GST Pro is not just a "PDF printer". For every order, the app:
Because the app must process every transaction, each Shopify order consumes system resources even if you never print its invoice. That's why limits are based on order volume, not print clicks.
GST Pro relies entirely on the Shopify Order API
Order numbers and sequence are controlled by Shopify
The app cannot skip or exclude:
Any order assigned a Shopify order number is counted