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 | Pify Size Charts & Size Guides | |
|---|---|---|
| Tagline | ||
| Description | ||
| Screenshots | images | images |
| Languages | ||
| Platforms | ||
| Developer | ||
| Listed | ||
| Last updated | — | — |
Create professional size charts, boosting customer confidence and reducing returns for your store
| Metric | ILM Size Chart & Size Guide | Pify Size Charts & Size Guides |
|---|---|---|
| Rating | 4.9 ★ | ★ 5.0 ★ |
| Total reviews | ★ 48 | 37 |
| Free plan | Yes | Yes |
| Pricing | Free plan available | Free |
| Built for Shopify | Yes | Yes |
| Pricing tiers | 3 tiers | — |
| Listed features | 5 | 5 |
| Languages | 1 supported | 1 supported |
| Listed since | Feb 2024 | May 2025 |
ILM Size Chart & Size Guide and Pify Size Charts & Size Guides 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, Pify Size Charts & Size Guides at Free. 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 • Pify Size Charts & Size Guides audit
| Keyword | ILM Size Chart & Size Guide | Pify Size Charts & Size Guides |
|---|---|---|
| size guides | #8 | #1 |
| size guide | #7 | #3 |
| chart size | #7 | #4 |
| size chart | #12 | #1 |
| size chart size | #9 | #4 |
No tracked changes.
| Signal | ILM Size Chart & Size Guide | Pify Size Charts & Size Guides |
|---|---|---|
| Average rating | 4.9 ★ (48) | 5.0 ★ (37) |
| Rating distribution | 5— 4— 3— 2— 1— | 5100% 40% 30% 20% 10% |
No reviews yet.
Both ILM Size Chart & Size Guide and Pify Size Charts & Size Guides offer paid plans only. ILM Size Chart & Size Guide starts at Free plan available; Pify Size Charts & Size Guides starts at Free. Compare the per-tier features in the Pricing section above before committing.
ILM Size Chart & Size Guide (4.9★, 48 reviews) and Pify Size Charts & Size Guides (5.0★, 37 reviews) are essentially tied on rating. Look at review velocity and individual reviewer quotes — both visible on each app's detail page — to differentiate.
Pify Size Charts & Size Guides 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 37), 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). Pify Size Charts & Size Guides typically suits early-stage and growth-mode teams based on its published review base (37 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.
Great Features & Works Perfectly
Prompt customer service. Nice staff.
Great app and the staff are great also, helped with modify a few things.
A free app which has all the right features and the best team behind it. Almost feels unreal but I have been using this app for months now and would recommend it to any fashion e-commerce business.
Migration support varies by app and category. ILM Size Chart & Size Guide and Pify Size Charts & Size Guides 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 Pify Size Charts & Size Guides" in each app's help center. AppRanks does not track migration tooling directly — this is a category-specific capability worth verifying before commitment.
