Side-by-side comparison · 24 data points
Reduce returns and increase sales with clean size charts and AI-powered size recommenders
| Kiwi Size Chart & Recommender | ZG Size Guide & Fit Finder | |
|---|---|---|
| Tagline | ||
| Description | ||
| Screenshots | images | images |
| Languages | ||
| Platforms | ||
| Developer | ||
| Listed | ||
| Last updated | — | — |
Smart size charts and fit recommendations that help shoppers choose the size.
| Metric | Kiwi Size Chart & Recommender | ZG Size Guide & Fit Finder |
|---|---|---|
| Rating | 4.7 ★ | ★ 5.0 ★ |
| Total reviews | ★ 1k | 1 |
| Free plan | Yes | Yes |
| Pricing | Free plan available | Free plan available |
| Built for Shopify | — | — |
| Pricing tiers | ★ 4 tiers | 2 tiers |
| Listed features | 5 | 5 |
| Languages | 1 supported | 1 supported |
| Listed since | Mar 2018 | May 2026 |
ZG Size Guide & Fit Finder edges out Kiwi Size Chart & Recommender on rating (5.0★ vs 4.7★), but the gap is small enough that pricing fit and feature differentiation should drive the decision more than the headline number. Pricing entry tiers: Kiwi Size Chart & Recommender at Free plan available, ZG Size Guide & Fit Finder 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. Kiwi Size Chart & Recommender has the larger user base (1,039 reviews vs 1), which usually maps to broader integration coverage, faster bug-fix cadence, and a deeper bench of community workflow patterns. ZG Size Guide & Fit Finder'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 ZG Size Guide & Fit Finder; mid-market and enterprise merchants with specific feature requirements should evaluate both — Kiwi Size Chart & Recommender's 1,039-review base may include the workflow context that matches your specific use case better than ZG Size Guide & Fit Finder'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: Kiwi Size Chart & Recommender audit • ZG Size Guide & Fit Finder audit
| Keyword | Kiwi Size Chart & Recommender | ZG Size Guide & Fit Finder |
|---|---|---|
| size guides | #8 | #24 |
| recommendation quizzes | #25 | #18814 |
| recommendation quiz | #29 | #18814 |
Both Kiwi Size Chart & Recommender and ZG Size Guide & Fit Finder offer paid plans only. Kiwi Size Chart & Recommender starts at Free plan available; ZG Size Guide & Fit Finder starts at Free plan available. Compare the per-tier features in the Pricing section above before committing.
ZG Size Guide & Fit Finder has the higher average rating (5.0★ from 1 reviews) compared to Kiwi Size Chart & Recommender (4.7★ from 1,039 reviews). Both are tracked daily by AppRanks, so the figures here update each refresh cycle.
It depends on what you're optimizing for. Kiwi Size Chart & Recommender fits better if you prioritize broader integrations; ZG Size Guide & Fit Finder 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. Kiwi Size Chart & Recommender has more onboarding documentation maturity (1,039 reviews vs 1), 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.
Kiwi Size Chart & Recommender typically suits early-stage and growth-mode stores based on its review-base composition (1,039 reviews). ZG Size Guide & Fit Finder aligns more with early-stage and growth-mode stores (1 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. Kiwi Size Chart & Recommender and ZG Size Guide & Fit Finder 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 ZG Size Guide & Fit Finder" in each app's help center. AppRanks does not track migration tooling directly — this is a category-specific capability worth verifying before commitment.
