Side-by-side comparison · 24 data points
Size charts and guides appear on product pages. Help shoppers find their fit and reduce returns.
| ILM Size Chart & Size Guide | ScaleChart | |
|---|---|---|
| Tagline | ||
| Description | ||
| Screenshots | images | images |
| Languages | ||
| Platforms | ||
| Developer | ||
| Listed |
AI size charts and a fit recommender reduce returns. Cart & post-purchase upsells raise order value.
| Metric | ILM Size Chart & Size Guide | ScaleChart: Size Chart & Guide |
|---|---|---|
| Rating | 4.9 ★ | ★ 5.0 ★ |
| Total reviews | ★ 48 | 27 |
| Free plan | Yes | Yes |
| Pricing | Free plan available | Free plan available |
| Built for Shopify | Yes | Yes |
| Pricing tiers | ★ 3 tiers | 2 tiers |
| Listed features | 5 | 5 |
| Languages | 1 supported | 8 supported |
| Listed since | Feb 2024 | Jan 2026 |
ILM Size Chart & Size Guide and ScaleChart: Size Chart & Guide are evenly matched on rating (4.9★ 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: ILM Size Chart & Size Guide at Free plan available, ScaleChart: Size Chart & Guide 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.
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: ILM Size Chart & Size Guide audit • ScaleChart: Size Chart & Guide audit
| Last updated | — | — |
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| Keyword | ILM Size Chart & Size Guide | ScaleChart |
|---|---|---|
| charts and | #13 | #4 |
| charts | #13 | #4 |
| size charts and | #13 | #4 |
| sizing and fit guides | #12 | #5 |
| chart | #11 | #6 |
Both ILM Size Chart & Size Guide and ScaleChart: Size Chart & Guide offer paid plans only. ILM Size Chart & Size Guide starts at Free plan available; ScaleChart: Size Chart & Guide starts at Free plan available. Compare the per-tier features in the Pricing section above before committing.
ILM Size Chart & Size Guide (4.9★, 48 reviews) and ScaleChart: Size Chart & Guide (5.0★, 27 reviews) are essentially tied on rating. Look at review velocity and individual reviewer quotes — both visible on each app's detail page — to differentiate.
ScaleChart: Size Chart & Guide holds the higher average rating (5.0★ vs 4.9★). That is the one dimension AppRanks can separate them on here — read both apps' detail pages for the feature breakdown and recent listing changes.
Both apps are one-click installs from the Shopify App Store. ILM Size Chart & Size Guide has the deeper published review base (48 vs 27), 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.
ILM Size Chart & Size Guide typically suits early-stage and growth-mode teams based on its published review base (48 reviews). ScaleChart: Size Chart & Guide typically suits early-stage and growth-mode teams based on its published review base (27 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. ILM Size Chart & Size Guide and ScaleChart: Size Chart & Guide 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 ScaleChart: Size Chart & Guide" in each app's help center. AppRanks does not track migration tooling directly — this is a category-specific capability worth verifying before commitment.
