What is Shopify SimGym?
Simulated shoppers test your Shopify theme before real ones do.
Who is Shopify SimGym best for?
Shopify SimGym is best for Shopify merchants who want to try a new theme on AI shoppers.
Theme redesigns
It runs AI shoppers on your live theme and a draft theme and names the one with the higher add-to-cart rate.
Seasonal and campaign layouts
You can try a holiday theme or a promotion layout on simulated shoppers before the campaign goes live.
Quick storefront audits
A single-theme run lists strengths, problems and fixes ranked by likely effect on conversion, and can focus on one area such as the cart.
How much does Shopify SimGym cost?
Shopify SimGym is free to install and includes a monthly allowance of simulations; after that, a single-theme simulation costs $0.75 and a theme comparison $1.50, charged on your Shopify bill.
- Monthly simulation allowance, renewed on the 1st
- Unused simulations do not roll over
- Theme analysis and theme comparisons
- Reviews one live or draft theme
- Optional focus: home page, products, collections, cart or search
- Recommendations ranked by effect on conversion
- Live theme against one draft theme
- Winner picked by add-to-cart rate
- Recordings and feedback from each AI shopper
Shopify does not publish how many simulations the monthly allowance covers; the app shows it. SimGym shows the exact price before a paid run and charges in USD only when the run finishes. It needs a Liquid storefront with Shopify Network Intelligence turned on, and it is in AI Research Preview. Full pricing on help.shopify.com. We checked these prices on .
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Questions about Shopify SimGym
What is Shopify SimGym?
Simulated shoppers test your Shopify theme before real ones do.
Who is Shopify SimGym for?
Shopify SimGym is best for Shopify merchants who want to try a new theme on AI shoppers.
Is Shopify SimGym free?
Yes. Shopify SimGym has a free plan: monthly simulation allowance, renewed on the 1st.
How much does Shopify SimGym cost?
Shopify SimGym's paid plans are Single-theme simulation at $0.75 per simulation after the allowance and Theme comparison at $1.50 per simulation after the allowance.
Where can I try Shopify SimGym?
On its official website, apps.shopify.com.
Does Shopify SimGym work with Hydrogen or headless stores?
No. Shopify SimGym works only on Liquid storefronts, so Hydrogen and headless stores cannot use it. The store also needs Shopify Network Intelligence turned on, must not be in private mode, and needs at least one product listed.
How accurate are Shopify SimGym results?
Shopify says SimGym's AI shoppers imitate real buyers, but their behavior can differ from what real customers do. Simulations work best on stores that already have products and content, and comparing one change at a time makes the results easier to read.







