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Testimonials

This feature has two independent parts:

  1. Testimonials block: a checkout extension that shows full customer review cards (name, stars, review text) on the checkout page.
  2. Ratings on upsells: shows star rating average and review count for each product inside upsell across checkout, thank you page, order status page, and post-purchase upsell.

Supported review apps: Judge.me, Okendo

Testimonials at checkout


Testimonials block

  1. Go to Testimonials in the app.
  2. Click Save.
  3. Configure display settings (see below).
  4. In the Shopify checkout editor, add the Testimonials block to the checkout page.

Ratings on upsells

  1. Go to Testimonials in the app and select your review app (if not already done).
  2. For each upsell placement, toggle ratings on and choose a position (below title or below price).
  3. Click Save. Ratings will appear automatically for each product inside upsell so make sure you have added upsell on checkout page or [thank you page](http://localhost:4321/apps/checkout-extender/docs/revenue/thank you-page-upsell/) or order status page or on all 3.

Testimonials block (checkout extension)

SettingDescription
Review appSelect one of the supported review apps to pull reviews from
StatusEnable or disable the testimonials block
Section headingText shown above the reviews (e.g. “What our customers say”)
Reviews per productMax reviews to show per product (1–5)
Display modeStacked shows 4 reviews per page with pagination arrows if there are more than 4. Carousel shows one review at a time.
Show arrowsToggle prev/next arrows on the carousel. In stacked mode, arrows appear automatically when there are more than 4 reviews.
Auto-slideAutomatically advance to the next review
Auto-slide intervalSeconds between auto-advances

Ratings on upsells

Show star rating average and review count for each product inside upsell. Configure per placement:

PlacementOptions
Checkout UpsellToggle on/off, position: Below title or Below price
Thank You Page & Order Status Page UpsellToggle on/off, position: Below title or Below price
Post-Purchase UpsellToggle on/off, position: Below title or Below price
  • Only one review app can be active at a time.
  • The testimonials block fetches reviews based on the products in the customer’s cart. If a product has no reviews, the block shows nothing.
  • Ratings on upsells pull from the same review app. No separate setup needed once the app is connected.
  • Make sure your review app has collected reviews before enabling this feature.

  • Testimonials block: show a carousel of 2–3 reviews on the checkout page to reassure hesitant customers before they complete the order
  • Ratings on checkout upsell: show star average and review count on the upsell product to make the add feel lower risk
  • Ratings on thank you page / order status page upsell: reinforce the upsell offer with social proof when the customer is reviewing their order
  • Ratings on post-purchase: validate the upsell product with reviews before the customer decides

  • Enable testimonials only after you have at least 5–10 reviews per product. A block with nothing to show is wasted space.
  • Use Carousel mode for checkout upsells to keep it compact. Use Stacked for when there’s more space.
  • Set Reviews per product to 3 maximum at checkout as customers are in a hurry and won’t read more.
  • Position reviews below price in checkout upsells so the price is seen first, then validated by the review.
  • Use testimonials alongside Trust Badges for maximum reassurance at checkout.