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Your promo codes might be killing your profits
See exactly which discount codes lose money — code by code.
★★★★★4.9/5 from stores · live on the App Store
The hidden leak
10–30%
of discount revenue leaks away without most stores noticing. The damage hides in code-level margin — not your top-line sales.
Profit, not vanity
Which codes actually make money?
Revenue looks great until you see the profit. Promo Doctor shows true profit per code — and flags the ones quietly creating losses.
Install on Shopify
Creator codes
Not all influencer codes are equal
Some bring loyal customers. Some bring discount hunters. Compare revenue, AOV, repeat-purchase rate, and profit by creator — at a glance.
Inside Shopify Admin
Always-on, the moment you install
Live Shopify sync
Orders and discount codes pulled automatically — always current.
Actionable alerts
Get flagged on codes losing money or driving high return rates.
Code-level profit
True ROI per code — healthy, break-even, or quietly bleeding margin.
Trusted by operators
“We finally saw which codes were quietly killing margin — not just top-line revenue.”
Beta merchant, Shopify Plus
★★★★★4.9/5 from stores · built from real store order data
Good to know
Why Shopify teams use Promo Doctor
Which promo codes are losing money?
Promo Doctor highlights critical codes with clear loss and return-rate context, so you can act fast.
How can I improve discount ROI?
Use code-level profitability and trends to tune discount depth, targeting, and promo strategy.
Prefer to look before installing? Run the free CSV preview. Read the promo code analytics guide or browse guides on discount ROI and promo profitability.
Know where the money goes.
Install Promo Doctor from the Shopify App Store for live sync, alerts, and code-level profit inside Admin — or run the free CSV preview first.