Aftersell Post Purchase Upsell vs Kairo ‑ Post Purchase Upsell
Two Shopify apps, side by side: detected stores, momentum, reviews, plans, listed features and who runs each. Store counts as of Nov 9, 2026 for Aftersell Post Purchase Upsell, Oct 26, 2026 for Kairo.
The short answer
- On the Shopify App Store: Aftersell Post Purchase Upsell 4.9 from 1,121 reviews and Kairo 5.0 from 4 reviews.
- Both list a free plan. Paid plans start at $34.99/month for Aftersell Post Purchase Upsell and $8/month for Kairo.
- Aftersell Post Purchase Upsell lists 10 features Kairo’s listing doesn’t mention, including AI recommendations, Custom CSS, Custom HTML.
Head to head
- United States
- United Kingdom
- Australia
Momentum
New reviews each month
Review pace is the clearest public read on how fast an app is winning new merchants.
DEVELOPMENT STORES
- · ONLY For Development & Partner Stores
Post-Purchase
- · Checkout Upsells, Add-ons, Upgrades
- · Multivariate Testing
- · One-Click Post-Purchase Offers
- · Smart Funnels
- · Subscription Upgrades
- · Thank-you Page Offers
Pre-Purchase
- · 18+ drag and drop blocks
- · AI Cart Building
- · Advanced analytics & A/B testing
- · Export & Import carts
- · Product Page Upsells
- · Rewards bars, free gifts & upsells
Complete
- · Everything in Post-Purchase
- · Everything in Pre-Purchase
- · Product Recommendation Engine
Development Stores
- · All features included
- · For development & partner stores
Unlimited
- · 13 upsell page templates
- · A/B tests for offers & whole flows
- · AI setup builds your offers & flows
- · Checkout customization (Shopify Plus)
- · One-click upsells & downsells
- · Surveys with discount code rewards
Coverage counts what each App Store listing names. Every feature, checked off app by app, is in Shoplist.
See every featureAftersell helps you earn more from every order, without spending more on ads. Drive revenue with 1-click post-purchase upsells & use Smart Funnel AI to show shoppers the perfect offer. Grow AOV with an AI-powered cart featuring 18+ blocks, rewards & A/B testing. Customize your Thank You page with cross-sells, or add checkout widgets like upsells or testimonials (Shopify Plus).
Kairo's AI reads your store and builds post-purchase upsell offers in 3 minutes, tailored to your products. No manual setup, and nothing goes live until you say so. Buyers accept one-click upsells after checkout, no card re-entry, and a downsell (cheaper offer) can follow a "no". Target flows by product, order value or customer, and A/B test them to see which earns more.
- Create post purchase one-click upsell & downsell offers (single & multi-product)
- Customize thank you page with reviews, FAQs, upselling and cross-selling, & more
- Modify checkout page with order bump upsells & more (Shopify Plus Exclusive)
- Trigger upsells by products, cart value, customer tag, language, UTM, and more
- One-click post-purchase upsell and downsell offers with discount options
- Flow builder with conditions, branching logic, and A/B testing
- Checkout (Shopify Plus), thank you, and order status page customization
- Visual drag-and-drop editor with 14 templates and 27+ block types
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 |  Aftersell Post Purchase Upsell |  Kairo |
|---|---|---|
| Detected stores | 5,594 | Not published |
| Net store change, 28 days | −21 | 0 |
| Stores added, 28 days | 114 | Not enough data |
| Big-brand share | 24% | Not enough data |
| Top store categories | Apparel & Accessories, Health & Beauty, Home & Garden | Not published |
| Top store countries | United States, United Kingdom, Australia | Not published |
Reviews
| Measure | Aftersell Post Purchase Upsell | Kairo |
|---|---|---|
| App Store rating | 4.9 ★ | 5.0 ★(ahead) |
| App Store reviews | 1,121(ahead) | 4 |
| New reviews, 28 days | 20 | Not enough data |
| Reviewers a year or more in | 23% | Not enough data |
Pricing
| Measure | Aftersell Post Purchase Upsell | Kairo |
|---|---|---|
| Free plan | Yes | Yes |
| Lowest paid monthly plan | $34.99/month | $8/month(ahead) |
| Longest free trial | 30 days | 14 days |
| Plans listed | 4 | 2 |
Listing
| Measure | Aftersell Post Purchase Upsell | Kairo |
|---|---|---|
| Shopify category rank | #55(ahead) | #207 |
| Shopify App Charts | #9 in Upsell and cross-sell | Not on this week’s charts |
| Built for Shopify | No | No |
| Launched | Dec 31, 2019 | May 19, 2026 |
| Languages | 1 | 1 |
| Developer | Rokt | Kairo |
FAQ
Aftersell Post Purchase Upsell and Kairo: common questions
- Is Aftersell Post Purchase Upsell or Kairo cheaper?
- Both list a free plan. Paid plans start at $34.99/month for Aftersell Post Purchase Upsell and $8/month for Kairo. Shoplist compares base prices only between monthly plans in the same currency; usage charges and annual plans vary, so check each plan’s limits.
- Which has better reviews, Aftersell Post Purchase Upsell or Kairo?
- On the Shopify App Store: Aftersell Post Purchase Upsell 4.9 from 1,121 reviews and Kairo 5.0 from 4 reviews.
- What features does each app list that the other doesn’t?
- Aftersell Post Purchase Upsell lists 10 the others don’t mention, such as AI recommendations, Custom CSS, Custom HTML, Free shipping. Kairo lists 7 the others don’t mention, such as Bundles, Priority processing, Quantity breaks, Shipping protection. 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 9, 2026 for Aftersell Post Purchase Upsell, Oct 26, 2026 for Kairo; 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 9, 2026 for Aftersell Post Purchase Upsell, Oct 26, 2026 for Kairo. 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.