ScaleChart: Size Chart & Guide vs Size Chart by KD
Two Shopify apps, side by side: detected stores, momentum, reviews, plans, listed features and who runs each. Store counts as of Nov 8, 2026 for ScaleChart, Oct 14, 2026 for Size Chart by KD.
The short answer
- Both list a free plan. Paid plans start at $29.99/month for ScaleChart and $4.99/month for Size Chart by KD.
- ScaleChart and Size Chart by KD list the same 1 features.
Head to head
- Netherlands
- United States
- Australia
Momentum
New reviews each month
Review pace is the clearest public read on how fast an app is winning new merchants.
Free Plan
- · AI Native Sizes Based On Market
- · Auto Unit Detection by Customer Location
- · Automatic Translation In Any Language
- · Fully Customizable Design
- · Import Charts via Product Description
- · Publish Up to 2 Size Charts
Premium Plan
- · Automatic Size Chart Generation with AI
- · Cart Drawer
- · Everything in Free Plan
- · Post Purchase Upsells
- · Quality Checks & Size Guide Alerts
- · Sticky Add To Cart
Free
- · Brand Watermark
- · Enterprise-Grade Security & Reliability
- · Interactive Visual Matrix Editor
- · Manual Block Selection
- · Secure Metaobject Permissions
- · Up to 2 Charts
Pro
- · All Free Features
- · Automatic Tag Matching + Manual
- · Live CM / Inches Unit Converter
- · Unlimited Charts
- · Watermark Removable
Coverage counts what each App Store listing names. Every feature, checked off app by app, is in Shoplist.
See every featureWhen customers pick the wrong size, you lose sales and face costly returns. ScaleChart is a size chart builder that creates custom AI charts and fit advice to reduce returns. Auto-generate a chart from a photo or text, then auto-assign or bulk-apply it across products. Show it in a mobile-friendly popup, tabs, or theme-native dropdown.
Unclear sizing details create friction during checkout and contribute to product returns. Size Chart by KD helps merchants add interactive size tables and measurement guides to storefronts without modifying theme code. Use the visual editor to configure rows, columns, and dual-unit values (cm/in).
- Transform supplier images into professional, interactive size charts instantly.
- Automatically transforms units and languages to match your local market needs.
- Sticky Add to cart included
- Create and edit custom measurement tables easily.
- Let shoppers switch between cm and inches instantly.
- Automatically link size charts to matching product tags.
- Add and style size guide modals via theme customizer.
All the numbers
Every figure, side by side
A green dot marks the app ahead on a measured figure. Estimates, gaps and apps that leave no storefront trace never take the lead.
Adoption
| Measure |  ScaleChart |  Size Chart by KD |
|---|---|---|
| Detected stores | 177 | Not published |
| Net store change, 28 days | +2 | 0 |
| Stores added, 28 days | 3 | Not enough data |
| Big-brand share | Not enough data | Not enough data |
| Top store categories | Apparel & Accessories, Home & Garden, Luggage & Bags | Not published |
| Top store countries | Netherlands, United States, Australia | Not published |
Reviews
| Measure | ScaleChart | Size Chart by KD |
|---|---|---|
| App Store rating | 5.0 ★ | Not published |
| App Store reviews | 55 | Not published |
| New reviews, 28 days | Not enough data | Not enough data |
| Reviewers a year or more in | 0% | Not enough data |
Pricing
| Measure | ScaleChart | Size Chart by KD |
|---|---|---|
| Free plan | Yes | Yes |
| Lowest paid monthly plan | $29.99/month | $4.99/month(ahead) |
| Longest free trial | 14 days | 2 days |
| Plans listed | 2 | 2 |
Listing
| Measure | ScaleChart | Size Chart by KD |
|---|---|---|
| Shopify category rank | #3 | #489 |
| Shopify App Charts | #12 in Product comparison | Not on this week’s charts |
| Built for Shopify | Yes | No |
| Launched | Jan 1, 2026 | Aug 31, 2026 |
| Languages | 1 | 1 |
| Developer | Scalechart LLC | Keithel Digital |
FAQ
ScaleChart and Size Chart by KD: common questions
- Is ScaleChart or Size Chart by KD cheaper?
- Both list a free plan. Paid plans start at $29.99/month for ScaleChart and $4.99/month for Size Chart by KD. Shoplist compares base prices only between monthly plans in the same currency; usage charges and annual plans vary, so check each plan’s limits.
- Where does this comparison’s data come from?
- Shoplist crawls Shopify storefronts to detect which apps each store runs, and reads each app’s Shopify App Store listing for reviews, pricing, features and integrations. Store counts are as of Nov 8, 2026 for ScaleChart, Oct 14, 2026 for Size Chart by KD; estimated figures are labeled.
How Shoplist compares apps
Store counts come from Shoplist’s crawl of Shopify storefronts, which detects the apps each store runs; they are as of Nov 8, 2026 for ScaleChart, Oct 14, 2026 for Size Chart by KD. Reviews, ratings, plans, features and integrations come from each app’s Shopify App Store listing. 28-day figures are labeled when estimated, and a figure that is missing or estimated never decides who leads. Read the methodology.