Upsell App Shopify: Eight Compared on Cost and Fit

Every roundup ranking for “upsell app shopify” reads the same way: a numbered list of app names, star ratings pulled from the Shopify App Store, and a feature grid with checkmarks. None of them price a plan against a real order volume, none of them say what happens once a store outgrows the tier the vendor advertises, and none of them explain why a checkout-placement offer that Shopify’s own platform allows on any plan is, in practice, sold only to Shopify Plus stores. This comparison runs those numbers directly against each vendor’s own current pricing page, not a second-hand summary, and it answers the question a $3M–$30M operator actually has: which placement earns its cost at this order volume, and what does switching away from it later actually involve.

Which Upsell App Shopify Stores at $3M+ Actually Need?

Fit turns on three things: which of the four placements — product page, cart, checkout, post-purchase — the app actually reaches, what unit it charges by, and where the published price stops. The table sets the shortlist; the sections after it give the honest limits of each option.

Zipify OneClickUpsell Covers the Most Placements, but the Revenue Percentage Isn’t Published

OneClickUpsell’s Unlimited plan is $8 a month plus a percentage of the revenue its own upsells generate, and neither the app’s Shopify listing nor Zipify’s own pricing page states what that percentage is (vendor-reported, Zipify’s pricing page, checked September 2026). It is the only app in this comparison that reaches all six placement points in one subscription — product widget, pre-purchase, cart drawer, in-checkout, post-purchase and the thank-you page. A separate Zipify Plus tier, custom-priced and pitched at Shopify Plus stores, adds an account manager and done-for-you setup. OneClickUpsell is not for a brand that needs to model its total monthly cost before signing up — the flat fee is trivial, but the real number depends on a percentage Zipify will only disclose on request.

ReConvert Prices by Whichever Meter Fires First, and Stops Publishing a Price at 200 Orders

ReConvert’s three paid tiers run $4.99 to $19.99 a month, each capped by two meters at once — orders and upsell revenue — whichever the store hits first (vendor-reported, Shopify App Store listing, checked September 2026). The Business tier tops out at 200 orders or $200 in upsell revenue a month; past that, ReConvert stops publishing a price and moves to a custom quote. ReConvert is not for a store already running more than a couple hundred orders a month through its upsell funnel specifically — the published price list simply does not reach that volume.

AfterSell Splits Cart, Checkout and Post-Purchase Into Three Separate Subscriptions

AfterSell, now sold under the Rokt Aftersell name, does not bundle its placements into one plan. Cart Drawer is $29.99 a month for up to 200 orders, Post Purchase is $34.99 a month for up to 500 orders, and Checkout — restricted to Shopify Plus — is $99 a month for the same 200-order cap (vendor-reported, aftersell.com/pricing, checked September 2026). Running all three placements means paying for three products, not one. A free “Rokt Thanks” tier pays $0.30–$0.80 per order in incremental profit on the order-confirmation page, but only for stores already running 1,000-plus monthly orders in the US, Canada, Australia or the UK. AfterSell is not for a brand that wants one bill covering every placement — each one is scoped, trialled and billed on its own.

Honeycomb Bills by Funnel View, Not by Order, Which Changes the Maths at Scale

Honeycomb’s Free plan covers 100 monthly funnel views across product, cart, checkout and thank-you placements, rising through Silver at $54.99 (2,000 views) and Gold at $109.99 (5,000 views) to Platinum at $169.99 for 10,000 views (vendor-reported, Shopify App Store listing, checked September 2026). A funnel view fires every time an offer is shown, which for a store running the same offer across four placements can rack up several views per single order — so the effective per-order cost depends on how many placements are switched on at once, not just how many orders close. Honeycomb is not for a brand that wants a cost it can predict from order count alone; funnel views and orders are not the same number.

Rebuy Prices Every Placement Separately, and the Full Suite Starts at $534 a Month

Rebuy sells four packages à la carte — Cart & Merchandising, Checkout & Post-Purchase, Search & Collections, and Flows & A/B Testing — each starting at $25 a month and scaling with orders per month past that starting point, with the scaled number available only through Rebuy’s own calculator or a sales conversation (vendor-reported, rebuyengine.com/pricing, checked September 2026). Buying every package individually or taking the bundled Platform One tier, which starts at $534 a month, is the only way to cover checkout and post-purchase together. Rebuy is not for a brand that only wants a single placement fixed cheaply — its pricing is built around a full personalization stack, and the post-purchase piece is not sold on its own outside that structure.

Bold Upsell’s SmartFlex Fee Can Double the Base Plan Before an Order Even Converts

Bold Upsell’s base plans run from a free Essential tier under 50 monthly orders to $500 a month on Enterprise, but a separate SmartFlex fee stacks on top of every tier below Enterprise, scaled to monthly offer views rather than orders — free under 500 views, rising in named steps to an extra $100 per 50,000 views past 200,000 (vendor-reported, Bold Commerce’s pricing overview, checked September 2026). Placement coverage is the broadest of the eight: product page, cart, checkout, a post-purchase pop-up and a post-purchase email, the only app compared here that reaches a customer’s inbox as well as the page they’re on. Bold Upsell is not for a brand with high site traffic relative to its order count — a catalogue that gets browsed heavily before converting racks up offer views, and therefore SmartFlex fees, independent of how many orders those views actually produce.

Frequently Bought Together Is the Cheapest Option Here, and It Only Reaches the Product Page

Frequently Bought Together’s Starter plan is free for up to three manually built bundles, and its paid tiers run $14.99 to $39.99 a month by order volume, topping out at 500-plus orders on the Professional III tier (vendor-reported, Shopify App Store listing, checked September 2026). It is the cheapest app in this comparison and the only one that does not reach the cart, checkout or post-purchase page at all — every offer lives on the product page, shown as a bundle a shopper can add before they have started checking out. Frequently Bought Together is not for a brand whose upsell opportunity is really a post-purchase or checkout decision; it was not built to reach either.

CartHook Is Post-Purchase Only, and a Different CartHook Product Handles the Checkout

CartHook Post Purchase Offers runs free for 0–100 monthly orders plus a flat 1% revenue share, rising through $10, $25 and $40 monthly tiers as order volume climbs to 1,000 a month, each still carrying the same 1% (vendor-reported, Shopify App Store listing, checked September 2026). This is a different product from CartHook’s separately sold enterprise checkout — a Shopify Plus-only, custom-built replacement checkout that shares the company name but not the pricing page. CartHook Post Purchase Offers is not for a brand that has confused the two and is expecting a checkout rebuild for a post-purchase app’s price.

Which Upsell Placement Fits Which Order Profile?

No ranking page for this keyword answers this, and it is the decision that actually determines which of the eight apps compared here is worth paying for. Fit comes down to four mechanical factors, not a feature count.

Whether checkout is even for sale. Shopify’s own checkout-extensibility documentation states that apps built on Shopify Functions and distributed through the App Store can run on any Shopify plan, not only Plus (official docs, Shopify Help Center, checked September 2026). AfterSell, ReConvert and Honeycomb all restrict their checkout-placement plan to Shopify Plus anyway — a vendor decision layered on top of a platform capability, not a platform limit itself. A store on a standard Shopify plan cannot buy the checkout placement from any of the three regardless of budget, which removes checkout from the decision entirely for a large share of $3M–$30M merchants.

Where the buyer sits in the payment decision. A cart-drawer offer is shown before the buyer has committed to paying, so it competes with their remaining price sensitivity — it works best as a low-friction add-on (an accessory, a warranty, a free-shipping-threshold nudge) rather than a second full-price decision. A post-purchase offer is shown after Shopify has already captured payment, which is why it can carry a bigger, riskier ask without threatening the order that just closed: declining it costs the funnel nothing.

Catalogue depth versus manual curation. A shallow catalogue with obvious pairs — a cable and a charger, a supplement and a shaker — is well served by a rules-based, manually curated bundle tool like Frequently Bought Together. A deep or fast-changing catalogue needs an app that ranks offers from the store’s own order history rather than a person maintaining rules by hand, which is the case Rebuy and Zipify OCU’s AI-powered offers make for themselves.

Order volume against the published tier ceiling. Every self-serve plan among the eight apps compared here stops publishing a price somewhere between 200 and 1,000 monthly orders. A $3M–$30M store’s real order volume, not its revenue, decides whether it is shopping from a public price list or starting a sales conversation — and that threshold is worth checking before comparing feature lists, because two apps that look similarly priced can diverge completely once a store’s actual volume is plugged in. For a subscription brand specifically, the post-purchase slot competes with a separate timing decision that has nothing to do with which app is running the offer: when the next reorder prompt should land, which the replenishment timing calculator works out from the pack size and cadence a customer actually bought, not the app’s default interval.

How Much Does a Shopify Upsell App Actually Lift AOV?

The honest answer is — metric to confirm. No vendor in this comparison publishes an audited, before-and-after average order value lift tied to a defined merchant cohort, and no independent study of post-purchase or cart AOV lift across a representative sample of Shopify stores has been found to set against the vendor figures that do exist.

What the vendor with the most detailed public numbers, Upsell.com — the company behind ReConvert — does publish is cumulative, not comparative: over $1 billion in additional revenue generated for Shopify brands, more than 40,000 brands using the product, and 2.8 million-plus accepted upsell orders (vendor-reported, Upsell.com homepage, checked September 2026). Those numbers describe scale, not a rate a different store could expect to replicate. The same page’s single named case study, apparel brand BJJ Fanatics, reports $452,288 in revenue generated and 8,065-plus additional orders (vendor-reported, Upsell.com homepage) — real, dollar-denominated figures from one merchant, but without a stated baseline AOV to measure the lift against, and without independent verification. AfterSell’s own post-purchase landing page, by contrast, states no AOV lift percentage or case-study figure at all; it cites the same “40,000+ brands” trust signal and stops there (vendor-reported, aftersell.com/post-purchase, checked September 2026).

The number a $3M–$30M operator actually needs — what this specific offer, on this specific catalogue, adds to AOV net of the app’s own fee — is not one any vendor publishes, because it depends on a store’s own baseline conversion and average order value, not an industry-wide constant. The method that produces it: run the offer as a genuine holdout, one randomised half of traffic sees it and the other does not, over a period long enough to cover a full order cycle, then compare AOV and total revenue between the two groups rather than reading the app’s own dashboard, which reports what was accepted, not what would have happened without it.

What Does It Actually Cost to Switch Between These Apps?

Switching effort splits the same way fit does. For every app in this comparison, the offers themselves are rendered by the app, not written into the store’s theme or checkout code, so uninstalling stops the offers immediately and leaves every already-placed order untouched. Nothing about cancelling any of the eight breaks a store that is already live.

What does not move between vendors is the configuration built up inside each one: ranking rules tuned against a store’s own order history, A/B test results, funnel structure, and — for the apps priced by order volume or funnel view — a billing history the new vendor cannot see. None of the eight publishes an export format for carrying that configuration to a competitor, so a switch means rebuilding the ranking logic from scratch rather than migrating it. That cost is invisible on every pricing page, because it is paid in the weeks after cancellation, not at the point of signing up.

The apps that split placements into separate products — AfterSell, Rebuy — carry a narrower version of the same cost: dropping one placement (say, Checkout) while keeping another (Post Purchase) does not require switching vendors at all, which is the one advantage of à la carte pricing that a bundled, all-in-one plan does not offer.

An upsell offer that lifts AOV without a system behind it to rank, suppress and measure it correctly is a discount waiting to happen — the wrong SKU shown to the wrong buyer at the wrong margin, indistinguishable from a genuine gain until someone checks the contribution math. Building that ranking logic, wiring it into whichever of these eight apps a store already runs, and measuring it against return rate rather than take rate alone is post-purchase & AOV work, not an app-selection decision by itself.