Side-by-side comparison · 24 data points
Instant Checkout adds Buy Now button on PDP. Fast Checkout, Boost Sales with bypass Cart page.
| Instant Checkout ‑ Buy button | Upsell.com ‑ ReConvert Upsell | |
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| Description | ||
| Screenshots | images | images |
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| Last updated | — |
Frequently bought together cross-sell & post purchase upsell funnels, one click upsell & cart upsell
| Metric | Instant Checkout ‑ Buy button | Upsell.com ‑ ReConvert Upsell |
|---|---|---|
| Rating | 4.7 ★ | ★ 4.8 ★ |
| Total reviews | 39 | ★ 2.8k |
| Free plan | Yes | Yes |
| Pricing | Free trial available | Free plan available |
| Built for Shopify | Yes | Yes |
| Pricing tiers | 1 tier | ★ 4 tiers |
| Listed features | 5 | 5 |
| Languages | 1 supported | 1 supported |
| Listed since | Nov 2018 | Sep 2018 |
Instant Checkout ‑ Buy button and Upsell.com ‑ ReConvert Upsell are evenly matched on rating (4.7★ vs 4.8★) — the differentiator comes down to pricing fit, feature breadth, and which app's interaction pattern suits your team's workflow. Pricing entry tiers: Instant Checkout ‑ Buy button at Free trial available, Upsell.com ‑ ReConvert Upsell at Free plan available. 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.com ‑ ReConvert Upsell has the larger user base (2,832 reviews vs 39), which usually maps to broader integration coverage, faster bug-fix cadence, and a deeper bench of community workflow patterns. Instant Checkout ‑ Buy button'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: Instant Checkout ‑ Buy button audit • Upsell.com ‑ ReConvert Upsell audit
| Keyword | Instant Checkout ‑ Buy button | Upsell.com ‑ ReConvert Upsell |
|---|---|---|
| product recommendations | Not ranked | #15 |
| product recommendation | Not ranked | #24 |
| product recommender | Not ranked | #43 |
| instagram agent | #119 | Not ranked |
| instagram chat | #164 | Not ranked |
Both Instant Checkout ‑ Buy button and Upsell.com ‑ ReConvert Upsell offer paid plans only. Instant Checkout ‑ Buy button starts at Free trial available; Upsell.com ‑ ReConvert Upsell starts at Free plan available. Compare the per-tier features in the Pricing section above before committing.
Instant Checkout ‑ Buy button (4.7★, 39 reviews) and Upsell.com ‑ ReConvert Upsell (4.8★, 2,832 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. Instant Checkout ‑ Buy button fits better if you prioritize broader integrations; Upsell.com ‑ ReConvert Upsell 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.com ‑ ReConvert Upsell has more onboarding documentation maturity (2,832 reviews vs 39), 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.
Instant Checkout ‑ Buy button typically suits early-stage and growth-mode stores based on its review-base composition (39 reviews). Upsell.com ‑ ReConvert Upsell aligns more with early-stage and growth-mode stores (2,832 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. Instant Checkout ‑ Buy button and Upsell.com ‑ ReConvert Upsell 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 Instant Checkout ‑ Buy button" in each app's help center. AppRanks does not track migration tooling directly — this is a category-specific capability worth verifying before commitment.
