SizeChartKit: Size Guide & Fit vs Sizemate
Two Shopify apps, side by side: detected stores, momentum, reviews, plans, listed features and who runs each. Store counts as of Oct 14, 2026 for SizeChartKit, Nov 12, 2026 for Sizemate.
The short answer
- Both list a free plan. Paid plans start at $3.99/month for SizeChartKit and $4.99/month for Sizemate.
- SizeChartKit lists 8 features Sizemate’s listing doesn’t mention, including Analytics, Custom text, Images.
Head to head
Free
- · Assign by collection, tag or product
- · Ready-made templates
- · Size guide pop-up with in/cm switch
- · Up to 3 size charts
Micro
- · Everything in Free
- · How to measure images
- · Unlimited size charts
Pro
- · Charts by country and language
- · Everything in Micro
- · Fit feedback badge
- · Fit finder size recommendations
- · Size guide analytics
Free
- · 11 ready-made templates
- · 2 size charts on any number of products
- · Matches your theme, light or dark
- · Shopper text in 8 languages
- · cm, mm, in, ft, kg and lb
Pro
- · Design studio: styles, fonts, layouts
- · Fit Finder on every chart
- · No branding, CSV import and export
- · Photo card and fit scale
- · Unlimited charts and all 60 templates
Plus
- · Chart translations for every language
- · Everything in Pro
- · Insights: views, sizes, missing sizes
- · Priority support and chart setup
- · Size memory for returning shoppers
Coverage counts what each App Store listing names. Every feature, checked off app by app, is in Shoplist.
See every featureBuying clothes and shoes online means guessing the size. SizeChartKit adds a clear size guide next to your size picker. Start from a ready-made template and adjust it to your fit. Assign each chart to collections, tags, product types, vendors or single products, with a default for everything else.
Sizemate adds a size chart button to your product pages. The chart takes on your theme's fonts and colors, and works in light or dark mode. Shoppers switch between cm and inches with one tap, and see numbered how-to-measure illustrations. The Fit Finder compares a shopper's measurements with your own chart and suggests a size. Start from ready-made templates or paste a table from a spreadsheet.
- Ready-made chart templates for tops, bottoms, dresses, shoes and kids
- Assign charts by collection, tag, product type, vendor or single products
- Size guide pop-up with an inch and centimeter switch for shoppers
- Fit finder recommends a size from the shopper's own measurements
- A size chart that takes on your theme's fonts and colors, light or dark
- Fit Finder suggests a size from your own chart and selects it on the page
- Shoppers switch between cm and inches, kg and lb, with one tap
- Start from ready-made templates, or paste a table from Excel or Google Sheets
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 |  SizeChartKit | |
|---|---|---|
| Detected stores | Not published | Not published |
| Net store change, 28 days | 0 | Not enough data |
| Stores added, 28 days | Not enough data | Not enough data |
| Big-brand share | Not enough data | Not enough data |
| Top store categories | Not published | Not published |
| Top store countries | Not published | Not published |
Reviews
| Measure | SizeChartKit | |
|---|---|---|
| App Store rating | Not published | Not published |
| App Store reviews | Not published | Not published |
| New reviews, 28 days | Not enough data | Not enough data |
| Reviewers a year or more in | Not enough data | Not enough data |
Pricing
| Measure | SizeChartKit | |
|---|---|---|
| Free plan | Yes | Yes |
| Lowest paid monthly plan | $3.99/month(ahead) | $4.99/month |
| Longest free trial | 7 days | 7 days |
| Plans listed | 3 | 3 |
Listing
| Measure | SizeChartKit | |
|---|---|---|
| Shopify category rank | #238 | Not enough data |
| Shopify App Charts | Not on this week’s charts | Not on this week’s charts |
| Built for Shopify | No | No |
| Launched | Oct 8, 2026 | Nov 5, 2026 |
| Languages | 1 | 7 |
| Developer | Nerd Labs | Sun Works |
FAQ
SizeChartKit and Sizemate: common questions
- Is SizeChartKit or Sizemate cheaper?
- Both list a free plan. Paid plans start at $3.99/month for SizeChartKit and $4.99/month for Sizemate. Shoplist compares base prices only between monthly plans in the same currency; usage charges and annual plans vary, so check each plan’s limits.
- What features does each app list that the other doesn’t?
- SizeChartKit lists 8 the others don’t mention, such as Analytics, Custom text, Images, Mobile responsive. Sizemate lists 1 the others don’t mention, such as Multi-language. A feature missing from a listing may still be supported; this compares what each App Store listing says.
- 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 Oct 14, 2026 for SizeChartKit, Nov 12, 2026 for Sizemate; 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 Oct 14, 2026 for SizeChartKit, Nov 12, 2026 for Sizemate. 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.