Side-by-side comparison · 24 data points
Boost AOV with a custom slide cart featuring cart discount, urgency timer, free shipping bar, etc.
| Kaching CartDrawer Cart Upsell | Flex Upsell Cart Auto Discount | |
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| Description | ||
| Screenshots | images | images |
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| Listed |
Increase Sales: Slide Cart with One-Click Upsell, Free Shipping w Gift Offers, & Automated Discounts
| Metric | Kaching CartDrawer Cart Upsell | Flex Upsell Cart Auto Discount |
|---|---|---|
| Rating | 5.0 ★ | 5.0 ★ |
| Total reviews | ★ 1k | 17 |
| Free plan | Yes | Yes |
| Pricing | Free plan available | Free plan available |
| Built for Shopify | Yes | Yes |
| Pricing tiers | ★ 4 tiers | 2 tiers |
| Listed features | 5 | 5 |
| Featured placements | 1 | — |
| Languages | 7 supported | 1 supported |
| Listed since | Dec 2024 | Jun 2021 |
Kaching CartDrawer Cart Upsell and Flex Upsell Cart Auto Discount are evenly matched on rating (5.0★ 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: Kaching CartDrawer Cart Upsell at Free plan available, Flex Upsell Cart Auto Discount 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. Kaching CartDrawer Cart Upsell has the larger user base (1,036 reviews vs 17), which usually maps to broader integration coverage, faster bug-fix cadence, and a deeper bench of community workflow patterns. Flex Upsell Cart Auto Discount'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: Kaching CartDrawer Cart Upsell audit • Flex Upsell Cart Auto Discount audit
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| Keyword | Kaching CartDrawer Cart Upsell | Flex Upsell Cart Auto Discount |
|---|---|---|
| upsell quiz | #7 | #15021 |
| product recommender | #5 | #219 |
| product recommendation | #8 | #220 |
| product recommendations | #12 | #219 |
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Both Kaching CartDrawer Cart Upsell and Flex Upsell Cart Auto Discount offer paid plans only. Kaching CartDrawer Cart Upsell starts at Free plan available; Flex Upsell Cart Auto Discount starts at Free plan available. Compare the per-tier features in the Pricing section above before committing.
Kaching CartDrawer Cart Upsell (5.0★, 1,036 reviews) and Flex Upsell Cart Auto Discount (5.0★, 17 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. Kaching CartDrawer Cart Upsell fits better if you prioritize broader integrations; Flex Upsell Cart Auto Discount is the call if you need the larger user base. 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. Kaching CartDrawer Cart Upsell has more onboarding documentation maturity (1,036 reviews vs 17), 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.
Kaching CartDrawer Cart Upsell typically suits early-stage and growth-mode stores based on its review-base composition (1,036 reviews). Flex Upsell Cart Auto Discount aligns more with early-stage and growth-mode stores (17 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. Kaching CartDrawer Cart Upsell and Flex Upsell Cart Auto Discount 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 Flex Upsell Cart Auto Discount" in each app's help center. AppRanks does not track migration tooling directly — this is a category-specific capability worth verifying before commitment.
