RS: Cart Upsell & Cross Sell for Shopify App Store
By Rapid Search
RS: Cart Upsell & Cross Sell is the #400 ranked checkout app on Shopify, with a 5.0 average rating from 2 reviews, with a free plan available, as of Sep 8, 2026.
RS: Cart Upsell & Cross Sell is a Shopify App Store app by Rapid Search, launched August 2026. With a rating of 5.0★ from 2 reviews, it currently ranks #400 in the Checkout category.
AppRanks data: RS: Cart Upsell & Cross Sell ranks #400 in Checkout on Shopify App Store, placing it in the top 75% of that category.
AppRanks verdict
Generated from live marketplace data — refreshed daily
RS: Cart Upsell & Cross Sell is a category-leading Shopify app with a limited review volume. It is listed in the Checkout category on Shopify App Store, which AppRanks treats as the canonical taxonomy node for ranking and competitor comparison. 2 reviews put it in the early-traction tier — useful for early-stage stores willing to be on the leading edge. Early-traction review counts are sensitive to single launch periods or feature events, so a 30-day re-check before bigger commitments often resolves whether the trend is sustained. The free tier lets you trial the entry feature set without committing a payment method. AppRanks tracks rating, review count, pricing tier, and category position daily — the figures on this page reflect the most recent scrape from the canonical Shopify App Store listing.
Pros
- +High average rating (5.0★) signals consistent merchant satisfaction
- +Free tier available — no card required to evaluate
- +Published by Rapid Search — established developer track record
Cons
- −Limited review base (2) — ratings can shift significantly with new feedback
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About RS: Cart Upsell & Cross Sell
How RS: Cart Upsell & Cross Sell works
Rapid Upsell turns your cart into an upsell and cross-sell engine. Recommend related and complementary products across the cart popup, cart drawer, and cart page, so AOV rises without extra checkout steps. Recommendations are AI-based, so shoppers see products that fit their cart. Adjust colors, heading, and count from the settings, or add custom CSS to perfectly match your store’s design. Analytics show revenue by placement, CTR and conversion, so you can see which cart location actually earns.
Screenshots






Key features
- One-click cart upsell in cart popup, cart drawer & cart page to improve AOV
- AI cross-sell picks products that match what's already in the cart
- Fully customizable upsell design: colors, heading, product count & custom CSS
- Smart analytics: track revenue by upsell & cross sell location, CTR & conversion
- One-click setup, no coding needed, no theme edits — lightweight code design
Category rankings
As of Sep 9, 2026- Checkout#400of 537Top 75%
- Cart customization#495of 543Top 92%
- Upsell and cross-sell#1041of 1,141Top 92%
See 90-day rank history for each category
Track daily rank changes, category shifts, and position volatility.
Keyword rankings
RS: Cart Upsell & Cross Sell ranks for 1 keywords across Shopify App Store. Here are the top 1:
- Rank #191
Competitors & alternatives
RS: Cart Upsell & Cross Sell doesn't have curated competitor matchups yet. Other tracked checkout apps on Shopify:
Frequently asked questions
What is RS: Cart Upsell & Cross Sell?
RS: Cart Upsell & Cross Sell is an app for Shopify. It currently holds a 5.0-star rating from 2 merchant reviews, and it has been listed on the marketplace since 2026. It is listed under the Checkout category on AppRanks, where you can see its current category position, review-velocity trend, and how it compares against the top alternatives in the same space. Developed by Rapid Search.
Is RS: Cart Upsell & Cross Sell free?
RS: Cart Upsell & Cross Sell offers a free plan that merchants can install on Shopify without entering payment details. Pricing details on this page are mirrored from the live Shopify listing and refresh on each scrape cycle.
Who uses RS: Cart Upsell & Cross Sell?
RS: Cart Upsell & Cross Sell is actively installed across Shopify stores tracked by AppRanks. Its review base is still building, which usually maps to early-stage merchants and stores piloting a new workflow. It is part of the Checkout category on Shopify.
Where does RS: Cart Upsell & Cross Sell rank on Shopify?
RS: Cart Upsell & Cross Sell currently sits at position #400 in the Checkout category on Shopify. That places it in the top 74% of 537 apps tracked in the same category. Category positions are read from the live marketplace ranking and refresh on each scrape, so the number you see here reflects the most recent crawl rather than a long-running average.
What does RS: Cart Upsell & Cross Sell integrate with?
RS: Cart Upsell & Cross Sell lists 2 integrations on its Shopify marketplace page. The most prominent are Checkout, Shopify Admin. Integration data is mirrored from the live Shopify listing on each refresh, so the set above tracks whatever the developer has currently published — it does not reflect deeper compatibility AppRanks has not been able to verify from public data.