Side-by-side comparison · 24 data points
Create size guides for your store and help customers find their perfect fit.
| Size Guide Pro | Kaching Bundles App & Upsells | |
|---|---|---|
| Tagline | ||
| Description | ||
| Screenshots | images | images |
| Languages | ||
| Platforms | ||
| Developer | ||
| Listed |
Increase your average order value with offering bundles, gifts, and applying volume discounts!
| Metric | Size Guide Pro | Kaching Bundles App & Upsells |
|---|---|---|
| Rating | 5.0 ★ | 5.0 ★ |
| Total reviews | 3 | ★ 5.9k |
| Free plan | Yes | Yes |
| Pricing | Free plan available | Free plan available |
| Built for Shopify | — | ★ Yes |
| Pricing tiers | 3 tiers | ★ 4 tiers |
| Listed features | 5 | 5 |
| Featured placements | — | 5 |
| Languages | 1 supported | 9 supported |
| Listed since | May 2026 | Aug 2022 |
Size Guide Pro and Kaching Bundles App & Upsells 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: Size Guide Pro at Free plan available, Kaching Bundles App & Upsells 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 (seats, usage volume, integrations) varies.
Kaching Bundles App & Upsells has the larger user base (5,865 reviews vs 3), which usually maps to broader integration coverage, faster bug-fix cadence, and a deeper bench of community workflow patterns. Size Guide Pro'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 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: Size Guide Pro audit • Kaching Bundles App & Upsells audit
| Last updated | — | — |
|---|
| Keyword | Size Guide Pro | Kaching Bundles App & Upsells |
|---|---|---|
| upsell | Not ranked | #1 |
| with upsells | Not ranked | #1 |
| upsells | Not ranked | #1 |
| size guides | #20 | Not ranked |
| size guide | #22 | Not ranked |
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No tracked changes.
Both Size Guide Pro and Kaching Bundles App & Upsells offer paid plans only. Size Guide Pro starts at Free plan available; Kaching Bundles App & Upsells starts at Free plan available. Compare the per-tier features in the Pricing section above before committing.
Size Guide Pro (5.0★, 3 reviews) and Kaching Bundles App & Upsells (5.0★, 5,865 reviews) are essentially tied on rating. Look at review velocity and individual reviewer quotes — both visible on each app's detail page — to differentiate.
AppRanks cannot separate these two on rating — both sit at 5.0★. Kaching Bundles App & Upsells does carry the larger published review base (5,865 vs 3). Read both apps' detail pages for the feature breakdown and recent listing changes.
Both apps are one-click installs from the Shopify App Store. Kaching Bundles App & Upsells has the deeper published review base (5,865 vs 3), which often — though not always — accompanies better-tested setup docs. AppRanks doesn't measure setup time directly: read the recent reviews on each app's detail page for user-reported install experience.
Size Guide Pro typically suits early-stage and growth-mode teams based on its published review base (3 reviews). Kaching Bundles App & Upsells typically suits established teams with steady usage based on its published review base (5,865 reviews). A larger review base generally means the app has been exercised at scale — relevant if you are processing high volume or handling enterprise compliance requirements.
Migration support varies by app and category. Size Guide Pro and Kaching Bundles App & Upsells 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 Size Guide Pro" in each app's help center. AppRanks does not track migration tooling directly — this is a category-specific capability worth verifying before commitment.
