Side-by-side comparison · 24 data points
Reduce returns and increase sales with clean size charts and AI-powered size recommenders
| ILM Size Chart & Size Guide | Kiwi Size Chart & Recommender | |
|---|---|---|
| Tagline | ||
| Description | ||
| Screenshots | images | images |
| Languages | ||
| Platforms | ||
| Developer | ||
| Listed | ||
| Last updated | — | — |
Size Chart & Size Guide: Your seamless solution for precise sizing guidance, reduce return.
| Metric | ILM Size Chart & Size Guide | Kiwi Size Chart & Recommender |
|---|---|---|
| Rating | ★ 4.9 ★ | 4.8 ★ |
| Total reviews | 47 | ★ 1k |
| 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 |
| Languages | 1 supported | 1 supported |
| Listed since | Feb 2024 | Mar 2018 |
ILM Size Chart & Size Guide edges out Kiwi Size Chart & Recommender on rating (4.9★ vs 4.8★), but the gap is small enough that pricing fit and feature differentiation should drive the decision more than the headline number. Pricing entry tiers: ILM Size Chart & Size Guide at Free plan available, Kiwi Size Chart & Recommender 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 (1,040 reviews vs 47), which usually maps to broader integration coverage, faster bug-fix cadence, and a deeper bench of community workflow patterns. ILM Size Chart & Size Guide'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 ILM Size Chart & Size Guide; mid-market and enterprise merchants with specific feature requirements should evaluate both — Kiwi Size Chart & Recommender's 1,040-review base may include the workflow context that matches your specific use case better than ILM Size Chart & Size Guide'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: ILM Size Chart & Size Guide audit • Kiwi Size Chart & Recommender audit
| Keyword | ILM Size Chart & Size Guide | Kiwi Size Chart & Recommender |
|---|---|---|
| conditional logic | #133 | #17 |
| messenger chat | #172 | #48 |
| chat channels | #198 | #49 |
No tracked changes.
Both ILM Size Chart & Size Guide and Kiwi Size Chart & Recommender offer paid plans only. ILM Size Chart & Size Guide starts at Free plan available; Kiwi Size Chart & Recommender starts at Free plan available. Compare the per-tier features in the Pricing section above before committing.
ILM Size Chart & Size Guide has the higher average rating (4.9★ from 47 reviews) compared to Kiwi Size Chart & Recommender (4.8★ from 1,040 reviews). Both are tracked daily by AppRanks, so the figures here update each refresh cycle.
It depends on what you're optimizing for. ILM Size Chart & Size Guide fits better if you prioritize rating consistency; Kiwi Size Chart & Recommender 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 (1,040 reviews vs 47), 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.
ILM Size Chart & Size Guide typically suits early-stage and growth-mode stores based on its review-base composition (47 reviews). Kiwi Size Chart & Recommender aligns more with early-stage and growth-mode stores (1,040 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. ILM Size Chart & Size Guide and Kiwi Size Chart & Recommender 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 ILM Size Chart & Size Guide" in each app's help center. AppRanks does not track migration tooling directly — this is a category-specific capability worth verifying before commitment.
