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 | W3 Product Accessories | |
|---|---|---|
| Tagline | ||
| Description | ||
| Screenshots | images | images |
| Languages | ||
| Platforms | ||
| Developer | ||
| Listed | ||
| Last updated | — | — |
One click upsells for related products and accessories
| Metric | Kiwi Size Chart & Recommender | W3 Product Accessories |
|---|---|---|
| Rating | 4.7 ★ | 4.7 ★ |
| Total reviews | ★ 1k | 113 |
| Free plan | Yes | Yes |
| Pricing | Free plan available | Free plan available |
| Built for Shopify | — | — |
| Pricing tiers | ★ 4 tiers | 1 tier |
| Listed features | 5 | 5 |
| Languages | 1 supported | 1 supported |
| Listed since | Mar 2018 | Oct 2015 |
Kiwi Size Chart & Recommender and W3 Product Accessories are evenly matched on rating (4.7★ vs 4.7★) — the differentiator comes down to pricing fit, feature breadth, and which app's interaction pattern suits your team's workflow. Pricing entry tiers: Kiwi Size Chart & Recommender at Free plan available, W3 Product Accessories 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 (1,036 reviews vs 113), which usually maps to broader integration coverage, faster bug-fix cadence, and a deeper bench of community workflow patterns. W3 Product Accessories'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: Kiwi Size Chart & Recommender audit • W3 Product Accessories audit
| Keyword | Kiwi Size Chart & Recommender | W3 Product Accessories |
|---|---|---|
| size | #1 | Not ranked |
| size chart | #1 | Not ranked |
| chart | #1 | Not ranked |
No tracked changes.
Both Kiwi Size Chart & Recommender and W3 Product Accessories offer paid plans only. Kiwi Size Chart & Recommender starts at Free plan available; W3 Product Accessories starts at Free plan available. Compare the per-tier features in the Pricing section above before committing.
Kiwi Size Chart & Recommender (4.7★, 1,036 reviews) and W3 Product Accessories (4.7★, 113 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. Kiwi Size Chart & Recommender fits better if you prioritize broader integrations; W3 Product Accessories 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. Kiwi Size Chart & Recommender has more onboarding documentation maturity (1,036 reviews vs 113), 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 (1,036 reviews). W3 Product Accessories aligns more with early-stage and growth-mode stores (113 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 W3 Product Accessories 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 W3 Product Accessories" in each app's help center. AppRanks does not track migration tooling directly — this is a category-specific capability worth verifying before commitment.
