Jotly Size Chart & Size Guide vs Smart Size Chart
Two Shopify apps, side by side: detected stores, momentum, reviews, plans, listed features and who runs each. Store counts as of Nov 6, 2026 for Jotly Size Chart & Size Guide, Oct 14, 2026 for Smart Size Chart.
The short answer
- On the Shopify App Store: Jotly Size Chart & Size Guide 5.0 from 80 reviews and Smart Size Chart 5.0 from 1 reviews.
- Both list a free plan. Paid plans start at $6.99/month for Jotly Size Chart & Size Guide and $4.99/month for Smart Size Chart.
- Jotly Size Chart & Size Guide lists 9 features Smart Size Chart’s listing doesn’t mention, including Custom CSS, Custom HTML, Custom text.
Head to head
- United States
- United Kingdom
- India
Momentum
New reviews each month
Review pace is the clearest public read on how fast an app is winning new merchants.
Free
- · 123 fully customisable templates
- · Add Videos, Images, Tables in size chart
- · Assign to products or collections
- · Auto-convert between cm/inches/mm/ft/m
- · Create up to 2 size guides
- · Flexible placement option & clean design
Essentials
- · Add Tabs for better clarity
- · Bulk update & delete charts
- · Combine multiple tables within one guide
- · Import & Export size charts
- · Integrate with Google & Meta Pixels
- · Placement next to size label
Global
- · AI auto translate into any language
- · Bulk assignment using tags and vendor
- · On demand custom styling/Customisation
- · Synced/Reusable Blocks
- · Translate charts to your store languages
- · True to size scale bar & Link size chart
Enterprise
- · AI Assistant (MCP, Claude, ChatGPT etc)
- · Advance bulk assignments targeting rules
- · Easy graphs for daily stats
- · Multiple Size guide on same product page
- · Optimised for high traffic stores
- · See mobile vs desktop views
Free Plan
- · 3 display methods
- · Add images
- · Add text to charts
- · Max number of charts 3
- · Mobile responsiveness
Premium Plan
- · 3 display methods
- · Add icon to button/link
- · Add images
- · Add text to charts
- · Import and/or export charts
- · Mobile responsiveness
Coverage counts what each App Store listing names. Every feature, checked off app by app, is in Shoplist.
See every featureGetting returns because customers pick the wrong size? Our size chart app helps fix that. Create clear, fast-loading size charts and size guides with auto unit conversion, prebuilt templates, and fully flexible layouts. Show measurements with images, tables, or text, and customise every detail with plenty of settings.
Help customers choose the correct size before purchasing with a clean and customizable size chart solution for Shopify stores. Our app makes it easy to create professional size guides for clothing, shoes, accessories, and other products. Reduce sizing confusion, lower return rates, and improve customer shopping confidence with responsive and easy-to-manage size charts. No coding required.
- Customisable Chart: Add text, images, and videos to your size charts.
- Auto Conversion Chart: Automatically switch between cm and inches.
- Lightweight Chart: A tiny app that integrates seamlessly with no impact on speed
- Multi-Product Chart: Apply unique size charts to various products
- Easy setup with Shopify theme integration
- Customize colors, fonts, spacing, and layout to match your brand
- Assign charts using product tags, collections, vendors, or product types
- Add tables, images, text, and custom styling
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 | Jotly Size Chart & Size Guide |  Smart Size Chart |
|---|---|---|
| Detected stores | 380 | Not published |
| Net store change, 28 days | +5 | 0 |
| Stores added, 28 days | 9 | Not enough data |
| Big-brand share | 14% | Not enough data |
| Top store categories | Apparel & Accessories, Sporting Goods, Health & Beauty | Not published |
| Top store countries | United States, United Kingdom, India | Not published |
Reviews
| Measure | Jotly Size Chart & Size Guide | Smart Size Chart |
|---|---|---|
| App Store rating | 5.0 ★ | 5.0 ★ |
| App Store reviews | 80(ahead) | 1 |
| New reviews, 28 days | 5 | Not enough data |
| Reviewers a year or more in | 15% | Not enough data |
Pricing
| Measure | Jotly Size Chart & Size Guide | Smart Size Chart |
|---|---|---|
| Free plan | Yes | Yes |
| Lowest paid monthly plan | $6.99/month | $4.99/month(ahead) |
| Longest free trial | 7 days | 7 days |
| Plans listed | 4 | 2 |
Listing
| Measure | Jotly Size Chart & Size Guide | Smart Size Chart |
|---|---|---|
| Shopify category rank | #5(ahead) | #76 |
| Shopify App Charts | #5 in Product comparison | Not on this week’s charts |
| Built for Shopify | Yes | No |
| Launched | Aug 23, 2024 | May 25, 2026 |
| Languages | 1 | 1 |
| Developer | Jotly Apps | Ozeefy |
FAQ
Jotly Size Chart & Size Guide and Smart Size Chart: common questions
- Is Jotly Size Chart & Size Guide or Smart Size Chart cheaper?
- Both list a free plan. Paid plans start at $6.99/month for Jotly Size Chart & Size Guide and $4.99/month for Smart Size Chart. Shoplist compares base prices only between monthly plans in the same currency; usage charges and annual plans vary, so check each plan’s limits.
- Which has better reviews, Jotly Size Chart & Size Guide or Smart Size Chart?
- On the Shopify App Store: Jotly Size Chart & Size Guide 5.0 from 80 reviews and Smart Size Chart 5.0 from 1 reviews.
- What features does each app list that the other doesn’t?
- Jotly Size Chart & Size Guide lists 9 the others don’t mention, such as Custom CSS, Custom HTML, Custom text, Dimensions. Smart Size Chart lists 4 the others don’t mention, such as Analytics, Color and font, Images, Import and export. 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 6, 2026 for Jotly Size Chart & Size Guide, Oct 14, 2026 for Smart Size Chart; 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 6, 2026 for Jotly Size Chart & Size Guide, Oct 14, 2026 for Smart Size Chart. 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.