Side-by-side comparison · 24 data points
Increase your average order value with offering bundles, gifts, and applying volume discounts!
| Kaching Bundles App & Upsells | FlowRelay | |
|---|---|---|
| Tagline | ||
| Description | ||
| Screenshots | images | images |
| Languages | ||
| Platforms | ||
| Developer | ||
| Listed |
| Metric | Kaching Bundles App & Upsells | FlowRelay: Send Email via Flow |
|---|---|---|
| Rating | 5.0 ★ | — |
| Total reviews | 4.7k | 0 |
| Free plan | Yes | Yes |
| Pricing | Free to install | Free plan available |
| Built for Shopify | ★ Yes | — |
| Pricing tiers | 4 tiers | 4 tiers |
| Listed features | 5 | 5 |
| Featured placements | 5 | — |
| Languages | 9 supported | 1 supported |
| Listed since | Aug 2022 | May 2026 |
Based on the data on this page, Kaching Bundles App & Upsells is the stronger choice for most Shopify App Store merchants — 5.0★ vs FlowRelay: Send Email via Flow's 0.0★ is a meaningful gap that usually reflects real product or support quality differences across the user base. Pricing entry tiers: Kaching Bundles App & Upsells at Free to install, FlowRelay: Send Email via Flow 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 Bundles App & Upsells has the larger user base (4,675 reviews vs 0), which usually maps to broader integration coverage, faster bug-fix cadence, and a deeper bench of community workflow patterns. FlowRelay: Send Email via Flow's smaller cohort can be an advantage for niche workflows where the bigger app has accumulated bloat. Recommended by store size: small/early-stage merchants who need fast install and low risk should default to Kaching Bundles App & Upsells; mid-market and enterprise merchants with specific feature requirements should evaluate both — FlowRelay: Send Email via Flow's 0-review base may include the workflow context that matches your specific use case better than Kaching Bundles App & Upsells's broader-but-shallower coverage. 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 Bundles App & Upsells audit • FlowRelay: Send Email via Flow audit
| Last updated | — | — |
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| Keyword | Kaching Bundles App & Upsells | FlowRelay |
|---|---|---|
| bundles | #1 | Not ranked |
| bundle | #1 | Not ranked |
| upsell | #3 | Not ranked |
| transactional emails | Not ranked | #4 |
| flow | Not ranked | #17 |
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Both Kaching Bundles App & Upsells and FlowRelay: Send Email via Flow offer paid plans only. Kaching Bundles App & Upsells starts at Free to install; FlowRelay: Send Email via Flow starts at Free plan available. Compare the per-tier features in the Pricing section above before committing.
It depends on what you're optimizing for. Kaching Bundles App & Upsells fits better if you prioritize rating consistency; FlowRelay: Send Email via Flow 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 Bundles App & Upsells has more onboarding documentation maturity (4,675 reviews vs 0), 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 Bundles App & Upsells typically suits early-stage and growth-mode stores based on its review-base composition (4,675 reviews). FlowRelay: Send Email via Flow aligns more with early-stage and growth-mode stores (0 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 Bundles App & Upsells and FlowRelay: Send Email via Flow 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 FlowRelay: Send Email via Flow" in each app's help center. AppRanks does not track migration tooling directly — this is a category-specific capability worth verifying before commitment.
