Side-by-side comparison · 24 data points
Powerful solution that enables customers to display a product comparison table as a convenient popup
| NML Product Compare | Smart Size Chart & Size Guide | |
|---|---|---|
| Tagline | ||
| Description | ||
| Screenshots | images | images |
| Languages | ||
| Platforms | ||
| Developer | ||
| Listed |
Size charts, size guides and a “Find my size” AI size recommender, built in minutes
| Metric | NML Product Compare | Smart Size Chart & Size Guide |
|---|---|---|
| Rating | 4.5 ★ | ★ 4.9 ★ |
| Total reviews | 3 | ★ 141 |
| Free plan | Yes | Yes |
| Pricing | Free trial available | Free plan available |
| Built for Shopify | — | ★ Yes |
| Pricing tiers | 1 tier | ★ 4 tiers |
| Listed features | 3 | ★ 5 |
| Review velocity (30d) | — | 5 new |
| Languages | 1 supported | 10 supported |
| Listed since | Jul 2020 | Jan 2022 |
Based on the data on this page, Smart Size Chart & Size Guide is the stronger choice for most Shopify App Store merchants — 4.9★ vs NML Product Compare's 4.5★ is a meaningful gap that usually reflects real product or support quality differences across the user base.
Pricing entry tiers: NML Product Compare at Free trial available, Smart Size Chart & Size 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.
Smart Size Chart & Size Guide has the larger user base (141 reviews vs 3), which usually maps to broader integration coverage, faster bug-fix cadence, and a deeper bench of community workflow patterns. NML Product Compare's smaller cohort can be an advantage for niche workflows where the bigger app has accumulated bloat.
Recommended by size: small/early-stage merchants who need fast install and low risk should default to Smart Size Chart & Size Guide; mid-market and enterprise merchants with specific feature requirements should evaluate both — NML Product Compare's 3-review base may include the workflow context that matches your specific use case better than Smart 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: NML Product Compare audit • Smart Size Chart & Size Guide audit
| Last updated | — | — |
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| Keyword | NML Product Compare | Smart Size Chart & Size Guide |
|---|---|---|
| smart sizing | Not ranked | #1 |
| sizing | Not ranked | #2 |
| fin ai agent | Not ranked | #3 |
| product comparison tables | #6 | Not ranked |
No tracked changes.
| Signal | NML Product Compare | Smart Size Chart & Size Guide |
|---|---|---|
| Average rating | 4.5 ★ (3) | 4.9 ★ (141) |
| Rating distribution | 5— 4— 3— 2— 1— | 597% 43% 30% 20% 11% |
| Reviews · last 7 days | — | +1 |
| Reviews · last 30 days | — | +5 |
| Reviews · last 90 days | — | +16 |
No reviews yet.
Both NML Product Compare and Smart Size Chart & Size Guide offer paid plans only. NML Product Compare starts at Free trial available; Smart Size Chart & Size Guide starts at Free plan available. Compare the per-tier features in the Pricing section above before committing.
Smart Size Chart & Size Guide has the higher average rating (4.9★ from 141 reviews) compared to NML Product Compare (4.5★ from 3 reviews). Both are tracked daily by AppRanks, so the figures here update each refresh cycle.
Smart Size Chart & Size Guide holds the higher average rating (4.9★ vs 4.5★). 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. Smart Size Chart & Size Guide has the deeper published review base (141 vs 3), 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.
NML Product Compare typically suits early-stage and growth-mode teams based on its published review base (3 reviews). Smart Size Chart & Size Guide typically suits early-stage and growth-mode teams based on its published review base (141 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.
Huge shoutout to Leslie and the rest of the team! They were exceptionally fast, friendly, and an absolute joy to work with. The app itself is fantastic, and the new AI addition makes setting everything up and managing the app so much easier. The customer service truly goes above and beyond. Highly recommend to any stor
This is a great app, with phenomenal customer support. Not sure i've ever experienced such great support before. They go above and beyond, any changes you need, they are willing to help with, and respond almost immediately. One of the best teams I've ever worked with.
We recently switched to Smart Size after using our own size guides and it has really helped to streamline the appearance of our product pages, and is much more user friendly. It included most of the key features we were looking for, and the team have been so helpful and responsive with any specific changes or issues we
Migration support varies by app and category. NML Product Compare and Smart Size Chart & Size 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 NML Product Compare" in each app's help center. AppRanks does not track migration tooling directly — this is a category-specific capability worth verifying before commitment.
