Side-by-side comparison · 24 data points
AOV+ with bundling, product addons, related products, cart page, checkout & post purchase upsell.
| Upsell & Cross Sell | Upsell Engine by Square | |
|---|---|---|
| Tagline | ||
| Description | ||
| Screenshots | images | images |
| Languages | ||
| Platforms | ||
| Developer |
Create custom deals with bundles, BOGOs, volume discounts, free gifts and high-converting upsells.
| Metric | Upsell & Cross Sell — Selleasy | Upsell Engine by Square |
|---|---|---|
| Rating | 4.9 ★ | ★ 5.0 ★ |
| Total reviews | ★ 2.3k | 2 |
| Free plan | Yes | Yes |
| Pricing | Free to install | Free |
| Built for Shopify | ★ Yes | — |
| Pricing tiers | 4 tiers | — |
| Listed features | 5 | 5 |
| Featured placements | 4 | — |
| Languages | 7 supported | 16 supported |
| Listed since | Jul 2021 | Jul 2025 |
Upsell & Cross Sell — Selleasy and Upsell Engine by Square are evenly matched on rating (4.9★ vs 5.0★) — the differentiator comes down to pricing fit, feature breadth, and which app's interaction pattern suits your team's workflow. Pricing entry tiers: Upsell & Cross Sell — Selleasy at Free to install, Upsell Engine by Square at Free. Check each app's tier structure for the capacity limits you actually need before deciding — the headline number is the same shape, but the gating shape per tier (apps, orders, integrations) varies. Upsell & Cross Sell — Selleasy has the larger user base (2,330 reviews vs 2), which usually maps to broader integration coverage, faster bug-fix cadence, and a deeper bench of community workflow patterns. Upsell Engine by Square's smaller cohort can be an advantage for niche workflows where the bigger app has accumulated bloat. Recommended evaluation path: install both apps' free tiers (where available) and run them in parallel on a small cohort of orders for 7-14 days before committing. The data tables below show the per-feature breakdown — for most merchants the deciding factor will be a single integration or workflow detail that's hard to compare from listing pages alone. This verdict is generated from the live marketplace data on this page — rating, review count, pricing tier, and category position all refresh from the canonical Shopify App Store listing every 24 hours. AppRanks does not accept payment to influence comparison outcomes; the methodology is documented on the About page and applies identically to every pair on the site.
Read each app's audit: Upsell & Cross Sell — Selleasy audit • Upsell Engine by Square audit
| Listed |
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| Last updated | — | — |
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| Keyword | Upsell & Cross Sell | Upsell Engine by Square |
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| chatbot sales | #72 | Not ranked |
| subscriptions | #77 | Not ranked |
| Sales chatbot | #82 | Not ranked |
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Both Upsell & Cross Sell — Selleasy and Upsell Engine by Square offer paid plans only. Upsell & Cross Sell — Selleasy starts at Free to install; Upsell Engine by Square starts at Free. Compare the per-tier features in the Pricing section above before committing.
Upsell & Cross Sell — Selleasy (4.9★, 2,330 reviews) and Upsell Engine by Square (5.0★, 2 reviews) are essentially tied on rating. Look at review velocity and individual reviewer quotes — both visible on each app's detail page — to differentiate.
It depends on what you're optimizing for. Upsell & Cross Sell — Selleasy fits better if you prioritize broader integrations; Upsell Engine by Square is the call if you need the higher-rated option. Read both apps' detail pages on AppRanks for the full feature breakdown, install counts, and recent listing changes.
Both apps are one-click installs from the Shopify App Store marketplace. Upsell & Cross Sell — Selleasy has more onboarding documentation maturity (2,330 reviews vs 2), which usually translates to better-tested setup wizards and quicker time-to-value. AppRanks doesn't measure setup time directly — read the recent reviews on each app's detail page for merchant-reported install experience.
Upsell & Cross Sell — Selleasy typically suits early-stage and growth-mode stores based on its review-base composition (2,330 reviews). Upsell Engine by Square aligns more with early-stage and growth-mode stores (2 reviews). Larger review bases generally mean the app has been load-tested at scale — relevant if you're processing high order volume or handling enterprise compliance requirements.
Migration support varies by app and category. Upsell & Cross Sell — Selleasy and Upsell Engine by Square both publish their export options on their marketplace listing pages (or in their support docs); some apps offer one-click import from competitors, others require CSV. The fastest check: search "import from Upsell Engine by Square" in each app's help center. AppRanks does not track migration tooling directly — this is a category-specific capability worth verifying before commitment.