BF Size Chart & Size Guide vs JustFits
Two Shopify apps, side by side: detected stores, momentum, reviews, plans, listed features and who runs each. Store counts as of Nov 9, 2026 for BF Size Chart & Size Guide, Feb 19, 2026 for JustFits.
The short answer
- Only BF Size Chart & Size Guide lists a free plan.
- BF Size Chart & Size Guide lists 10 features JustFits’s listing doesn’t mention, including Color and font, Custom CSS, Custom icons.
Head to head
Fit for Clothing, Shoes, + more, on product page. FREE Plan
- Hong Kong
- United States
Momentum
New reviews each month
Review pace is the clearest public read on how fast an app is winning new merchants.
Basic Plan
- · 3 Free Size Charts
- · Cm/ Inches Unit Conversion
- · Connect Charts to Unlimited Products
- · Fully Customizable Size Charts
- · Mobile Friendly
- · No "Powered by" Watermark
Starter Plan
- · *FREE for Development Stores
- · Cm/ Inches Unit Conversion
- · Everything in Basic Plus:
- · Export/ Import Size Charts
- · Link placement next to size label
- · Multiple size charts per product
Premium Plan
- · *FREE for Development Stores
- · Cm/ Inches Unit Conversion
- · Everything in Starter Plus:
- · Up to 100 size charts
Unlimited Plan
- · *FREE for Development Stores
- · Cm/ Inches Unit Conversion
- · Everything in Premium Plus:
- · Unlimited Size Charts
Coverage counts what each App Store listing names. Every feature, checked off app by app, is in Shoplist.
See every featureCreate clean size charts for all your size variations. Customize with text and images in our custom text boxes. For tshirts, apparel brands, shoe size charts, & detail body measurement. Create smart size charts based on collections and product tags. Previously known as Best Fit Size Charts.
JustFits helps merchants create visual size charts and fit guides for apparel, shoes, and accessories. Upload size data via CSV, assign charts to products or collections, and preview everything directly in Shopify Admin. Improve customer confidence, reduce returns, and keep your product pages clean and consistent.
- Sizing Chart, clean size charts for product options, free apps, sizing
- Customize - Add text and upload images to your size tables, product size chart
- Custom smart size chart location on 2.0 themes with app blocks, size fit guide
- shoe size chart, ring size, measurement guide, Variant Option Product Options
- Upload and manage size charts easily via CSV import.
- Assign charts to products, collections, or categories.
- Preview size charts directly inside Shopify Admin.
- Create reusable templates for consistent store design.
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 |  BF Size Chart & Size Guide |  JustFits |
|---|---|---|
| Detected stores | 2 | Not published |
| Net store change, 28 days | +1 | 0 |
| Stores added, 28 days | 1 | Not enough data |
| Big-brand share | Not enough data | Not enough data |
| Top store categories | Apparel & Accessories | Not published |
| Top store countries | Hong Kong, United States | Not published |
Reviews
| Measure | BF Size Chart & Size Guide | JustFits |
|---|---|---|
| App Store rating | 4.7 ★ | Not published |
| App Store reviews | 132 | Not published |
| New reviews, 28 days | 0 | Not enough data |
| Reviewers a year or more in | Not enough data | Not enough data |
Pricing
| Measure | BF Size Chart & Size Guide | JustFits |
|---|---|---|
| Free plan | Yes | Not listed |
| Lowest paid monthly plan | $2.99/month | No monthly plan listed |
| Longest free trial | 14 days | Not listed |
| Plans listed | 4 | Not published |
Listing
| Measure | BF Size Chart & Size Guide | JustFits |
|---|---|---|
| Shopify category rank | #18(ahead) | #179 |
| Shopify App Charts | Not on this week’s charts | Not on this week’s charts |
| Built for Shopify | Yes | No |
| Launched | Oct 1, 2018 | Nov 25, 2025 |
| Languages | 1 | 1 |
| Developer | Relentless Apps | Go big or go home |
FAQ
BF Size Chart & Size Guide and JustFits: common questions
- Is BF Size Chart & Size Guide or JustFits cheaper?
- Only BF Size Chart & Size Guide lists a free plan. 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?
- BF Size Chart & Size Guide lists 10 the others don’t mention, such as Color and font, Custom CSS, Custom icons, Custom text. JustFits lists 1 the others don’t mention, such as Unit conversion. 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 Nov 9, 2026 for BF Size Chart & Size Guide, Feb 19, 2026 for JustFits; 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 9, 2026 for BF Size Chart & Size Guide, Feb 19, 2026 for JustFits. 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.