Klaviyo: Product Reviews vs Slon Reviews: AI App
Two Shopify apps, side by side: detected stores, momentum, reviews, plans, listed features and who runs each. Store counts as of Nov 12, 2026 for Klaviyo, Oct 13, 2026 for Slon Reviews.
The short answer
- Paid plans start at $25/month for Klaviyo and $9.95/month for Slon Reviews.
- Klaviyo lists 14 features Slon Reviews’s listing doesn’t mention, including All reviews page, Carousels, Email requests.
Head to head
- United States
- Australia
- United Kingdom
Momentum
New reviews each month
Review pace is the clearest public read on how fast an app is winning new merchants.
Free
- · Automate reviews with email and SMS
- · Custom questions
- · Import existing reviews
- · Reward customers with unique coupons
Reviews
- · All free features
- · Review request timing based on delivery
Pro
Coverage counts what each App Store listing names. Every feature, checked off app by app, is in Shoplist.
See every featureKlaviyo Reviews collects text, photo, and video reviews with automated email and SMS requests from prebuilt flows. Verified reviews build trust, and AI helps customers write reviews and drafts your replies in your brand voice. Show ratings, summaries, and reviews in on-brand widgets, sync to Google Shopping, and add custom questions.
SlonReview redefines the review app experience with its fully customizable features Our platform offers comprehensive analysis of all your product reviews, utilizing advanced AI data models to provide insightful sentiment analysis. With our unbiased summaries, users can efficiently make informed decisions without the hassle of sifting through each review individually.
- Automate review requests with email and SMS flows
- Showcase top reviews in emails & on your website
- Build segments based on star rating & custom questions
- Reward reviewers with a unique coupon
- AI-powered Review App for Businesses, Offering Sentiment Analysis and Automated.
- AI-Enhanced Product Review Summaries and Customer Insights Using AI.
- AI-Driven Review Request Email Automation
- Valuable Insights with SlonReview's AI-Driven Sentiment Analysis.
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 |  Klaviyo |  Slon Reviews |
|---|---|---|
| Detected stores | 24,151 | Not published |
| Net store change, 28 days | +275 | 0 |
| Stores added, 28 days | 479 | Not enough data |
| Big-brand share | 13% | Not enough data |
| Top store categories | Apparel & Accessories, Health & Beauty, Home & Garden | Not published |
| Top store countries | United States, Australia, United Kingdom | Not published |
Reviews
| Measure | Klaviyo | Slon Reviews |
|---|---|---|
| App Store rating | 4.8 ★ | Not published |
| App Store reviews | 234 | Not published |
| New reviews, 28 days | 3 | Not enough data |
| Reviewers a year or more in | 43% | Not enough data |
Pricing
| Measure | Klaviyo | Slon Reviews |
|---|---|---|
| Free plan | Not listed | Not listed |
| Lowest paid monthly plan | $25/month | $9.95/month(ahead) |
| Longest free trial | Not listed | 7 days |
| Plans listed | 2 | 1 |
Listing
| Measure | Klaviyo | Slon Reviews |
|---|---|---|
| Shopify category rank | #11(ahead) | #344 |
| Shopify App Charts | #23 on the Shoplist 100 | Not on this week’s charts |
| Built for Shopify | No | No |
| Launched | Jun 9, 2022 | Feb 7, 2024 |
| Languages | 6 | 1 |
| Developer | Klaviyo | Techtic Solutions Inc |
FAQ
Klaviyo and Slon Reviews: common questions
- Is Klaviyo or Slon Reviews cheaper?
- Paid plans start at $25/month for Klaviyo and $9.95/month for Slon Reviews. Shoplist compares base prices only between monthly plans in the same currency; usage charges and annual plans vary, so check each plan’s limits.
- What features does each app list that the other doesn’t?
- Klaviyo lists 14 the others don’t mention, such as All reviews page, Carousels, Email requests, Filtering. Slon Reviews lists 2 the others don’t mention, such as Review highlights, Top reviews. A feature missing from a listing may still be supported; this compares what each App Store listing says.
- 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 12, 2026 for Klaviyo, Oct 13, 2026 for Slon Reviews; 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 12, 2026 for Klaviyo, Oct 13, 2026 for Slon Reviews. 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.