Fetch Schema Builder vs MGLogics JSON‑LD for AI & SEO
Two Shopify apps, side by side: detected stores, momentum, reviews, plans, listed features and who runs each. Store counts as of Oct 13, 2026 for Fetch Schema Builder, Nov 6, 2026 for MGLogics JSON‑LD for AI & SEO.
The short answer
- Only Fetch Schema Builder lists a free plan. Paid plans start at $10.99/month for Fetch Schema Builder and $9.99/month for MGLogics JSON‑LD for AI & SEO.
- MGLogics JSON‑LD for AI & SEO lists 9 features Fetch Schema Builder’s listing doesn’t mention, including Breadcrumbs, Content optimization, Insights and tips.
Head to head
1-click automatic JSON-LD Schema for Google's rich results
Momentum
New reviews each month
Review pace is the clearest public read on how fast an app is winning new merchants.
Free Plan
- · Core schema generation tools
- · Up to 2 Custom Schemas
- · Works on Products, Page, and Blogs
Pro Plan
- · Priority support
- · Unlimited Custom Schemas Fields
- · Works on Products, Page, and Blogs
JSON-LD SEO Plan
- · Article & Blog Schema
- · Breadcrumb
- · FAQ
- · Local Business
- · Product Page & Carousel
- · Review stars from 20+ review apps
Coverage counts what each App Store listing names. Every feature, checked off app by app, is in Shoplist.
See every featureThis app lets merchants build structured data schemas for products, pages, and blogs without coding. Fields can be mapped to native Shopify data like product handle, SKU, and content, or to metafields for greater flexibility. It helps improve how store content is understood by search engines while giving merchants full control over schema structure and data sources.
Shoppers now find products through Google and AI assistants like ChatGPT, Perplexity and AI Overviews. Both rely on structured data to understand your store. This app adds valid JSON-LD schema to your products, collections, blog and pages automatically, with no code. Google can show review stars, price and availability in search results, and AI tools can read your brand, policies and FAQs accurately.
- Create custom schema markup for products, pages, and blogs
- Map schema fields to Shopify data & metadata such as product specifications
- Use metafields as dynamic data sources for schema fields
- Support for onboarding and setting up JSON structured schema data
- Integrates with most of the review apps on Shopify
- Complete JSON-LD schema support with all rich data
- Automatically install JSON-LD structured data into your store
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 |  Fetch Schema Builder |  MGLogics JSON‑LD for AI & SEO |
|---|---|---|
| Detected stores | Not published | Not published |
| Net store change, 28 days | 0 | 0 |
| 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 | Fetch Schema Builder | MGLogics JSON‑LD for AI & SEO |
|---|---|---|
| App Store rating | Not published | 4.6 ★ |
| App Store reviews | Not published | 18 |
| New reviews, 28 days | Not enough data | Not enough data |
| Reviewers a year or more in | Not enough data | Not enough data |
Pricing
| Measure | Fetch Schema Builder | MGLogics JSON‑LD for AI & SEO |
|---|---|---|
| Free plan | Yes | Not listed |
| Lowest paid monthly plan | $10.99/month | $9.99/month(ahead) |
| Longest free trial | Not listed | 7 days |
| Plans listed | 2 | 1 |
Listing
| Measure | Fetch Schema Builder | MGLogics JSON‑LD for AI & SEO |
|---|---|---|
| Shopify category rank | #679 | #333(ahead) |
| Shopify App Charts | Not on this week’s charts | Not on this week’s charts |
| Built for Shopify | No | No |
| Launched | May 19, 2026 | May 23, 2019 |
| Languages | 1 | 1 |
| Developer | Brandography | MGLogics |
FAQ
Fetch Schema Builder and MGLogics JSON‑LD for AI & SEO: common questions
- Is Fetch Schema Builder or MGLogics JSON‑LD for AI & SEO cheaper?
- Only Fetch Schema Builder lists a free plan. Paid plans start at $10.99/month for Fetch Schema Builder and $9.99/month for MGLogics JSON‑LD for AI & SEO. 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?
- Fetch Schema Builder lists 5 the others don’t mention, such as Analytics, Conversion tracking, Link analysis, Rank tracking. MGLogics JSON‑LD for AI & SEO lists 9 the others don’t mention, such as Breadcrumbs, Content optimization, Insights and tips, JSON-LD. 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 13, 2026 for Fetch Schema Builder, Nov 6, 2026 for MGLogics JSON‑LD for AI & SEO; 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 13, 2026 for Fetch Schema Builder, Nov 6, 2026 for MGLogics JSON‑LD for AI & SEO. 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.