Checkout Review ‑ Conversion vs COA Vault: COA & Lab Reports
Two Shopify apps, side by side: detected stores, momentum, reviews, plans, listed features and who runs each. Store counts as of Nov 8, 2026 for Checkout Review, Nov 4, 2026 for COA Vault.
The short answer
- Both list a free plan. Paid plans start at $49/month for Checkout Review and $29/month for COA Vault.
Head to head
- United States
- Canada
Momentum
New reviews each month
Review pace is the clearest public read on how fast an app is winning new merchants.
Starter
- · "Powered by Checkout Reviews" branding
- · All display styles
- · Display at checkout
- · Email support
- · Manual review entry
- · Up to 5 reviews
Growth
- · All display styles
- · Basic analytics (views, clicks)
- · Email support
- · Intelligems Integration
- · Judgeme/Yotpo/Trustpilot/Okendo
- · Theme Extension Blocks
Advanced
- · All display styles
- · Category-based and photo review display
- · Everything in Growth +
- · Full analytics dashboard
- · Inline product star ratings at checkout
- · Priority support
Plus
- · AI-Powered Review Selection
- · Built-in A/B testing
- · CSV export of detailed order data
- · Dedicated onboarding call & 24h support
- · Everything in Advanced
- · Klaviyo: recover lost shoppers
Free
- · 3 COAs, entered by hand
- · Storefront COA display + lot lookup
COA Vault Pro
- · 100 COA parses per month
Coverage counts what each App Store listing names. Every feature, checked off app by app, is in Shoplist.
See every featureShow trusted customer reviews and inline star ratings at your Shopify Plus checkout, the moment shoppers decide to buy. Checkout Review brings native social proof to checkout, then proves its impact: in a live A/B test, reviews at checkout lifted conversion by 7.4%. Run A/B tests on review placement, segment new versus returning customers, and track conversion, AOV and revenue.
Show each batch's lab Certificate of Analysis on the product page, so shoppers can verify the exact lot before they buy. A badge opens the full certificate and a QR code looks up the lot. Forward a COA to a dedicated email or upload the PDF; AI reads lab, lot, dates, pass or fail and analytes with confidence scores, and you review before publishing. No shopper data is collected.
- Display customer reviews at checkout to build buyer trust
- Unlimited review storage with simple dashboard for adding and managing
- Choose from Card, List, or Compact layouts to match your store's design
- Auto-slide carousel with adjustable timing for rotating reviews
- AI parses lab COAs: lab, lot, dates, pass/fail, analytes, each with confidence
- Lab COAs arrive by email forwarding address or manual PDF upload
- Storefront verify-batch badge with full certificate and QR lot lookup
- Custom extraction fields and a review queue with live storefront preview
All the numbers
Every figure, side by side
A green dot marks the app ahead on a measured figure. Estimates, gaps and apps that leave no storefront trace never take the lead.
Adoption
| Measure |  Checkout Review |  COA Vault |
|---|---|---|
| Detected stores | 5 | Not published |
| Net store change, 28 days | 0 | 0 |
| Stores added, 28 days | Not enough data | Not enough data |
| Big-brand share | Not enough data | Not enough data |
| Top store categories | Apparel & Accessories, Health & Beauty, Luggage & Bags | Not published |
| Top store countries | United States, Canada | Not published |
Reviews
| Measure | Checkout Review | COA Vault |
|---|---|---|
| App Store rating | 5.0 ★ | Not published |
| App Store reviews | 14 | Not published |
| New reviews, 28 days | Not enough data | Not enough data |
| Reviewers a year or more in | Not enough data | Not enough data |
Pricing
| Measure | Checkout Review | COA Vault |
|---|---|---|
| Free plan | Yes | Yes |
| Lowest paid monthly plan | $49/month | $29/month(ahead) |
| Longest free trial | 14 days | 7 days |
| Plans listed | 4 | 2 |
Listing
| Measure | Checkout Review | COA Vault |
|---|---|---|
| Shopify category rank | #53 | #384 |
| Shopify App Charts | Not on this week’s charts | Not on this week’s charts |
| Built for Shopify | Yes | No |
| Launched | Nov 7, 2025 | Jun 22, 2026 |
| Languages | 1 | 1 |
| Developer | Checkout Review | TrackbackLabs |
FAQ
Checkout Review and COA Vault: common questions
- Is Checkout Review or COA Vault cheaper?
- Both list a free plan. Paid plans start at $49/month for Checkout Review and $29/month for COA Vault. Shoplist compares base prices only between monthly plans in the same currency; usage charges and annual plans vary, so check each plan’s limits.
- Where does this comparison’s data come from?
- Shoplist crawls Shopify storefronts to detect which apps each store runs, and reads each app’s Shopify App Store listing for reviews, pricing, features and integrations. Store counts are as of Nov 8, 2026 for Checkout Review, Nov 4, 2026 for COA Vault; estimated figures are labeled.
How Shoplist compares apps
Store counts come from Shoplist’s crawl of Shopify storefronts, which detects the apps each store runs; they are as of Nov 8, 2026 for Checkout Review, Nov 4, 2026 for COA Vault. Reviews, ratings, plans, features and integrations come from each app’s Shopify App Store listing. 28-day figures are labeled when estimated, and a figure that is missing or estimated never decides who leads. Read the methodology.