Crab Sync vs Inventory & Multi Store Sync
Two Shopify apps, side by side: detected stores, momentum, reviews, plans, listed features and who runs each. Store counts as of Jun 19, 2026 for Crab Sync, Nov 8, 2026 for Inventory & Multi Store Sync.
The short answer
- Only Inventory & Multi Store Sync lists a free plan.
- Inventory & Multi Store Sync lists 9 features Crab Sync’s listing doesn’t mention, including Analytics, Email notifications, Inventory sync.
Head to head
- United States
- Australia
- Canada
Momentum
New reviews each month
Review pace is the clearest public read on how fast an app is winning new merchants.
Free
- · 24/7 Live chat support
- · Material, Bundle, Variant, SKU sync
- · Multi-store sync: Up to 50 products
- · Page, Blog, Metafield sync
- · Real-time Inventory & Order sync
- · Single-store sync: First 150 syncs free
Pro
- · 24/7 Live chat support
- · Material, Bundle, Variant, SKU sync
- · Multi-store sync: Up to 500 products
- · Page, Blog, Metafield sync
- · Real-time Inventory & Order sync
- · Single-store sync: Unlimited syncs
Premium
- · 24/7 Live chat support
- · Material, Bundle, Variant, SKU sync
- · Multi-store sync: Up to 5,000 products
- · Page, Blog, Metafield sync
- · Real-time Inventory & Order sync
- · Single-store sync: Unlimited syncs
Enterprise
- · 24/7 Live chat support
- · Material, Bundle, Variant, SKU sync
- · Multi-store sync: Unlimited products
- · Page, Blog, Metafield sync
- · Real-time Inventory & Order sync
- · Single-store sync: Unlimited syncs
Coverage counts what each App Store listing names. Every feature, checked off app by app, is in Shoplist.
See every featureCrab Sync is ideal for multi-store merchants, offering fully automated or finely controlled inventory syncing. It seamlessly synchronizes product variants and stock levels between a main store and sub-stores, ensuring consistent, accurate inventory. This flexibility allows for effortless full automation or detailed, manual adjustments, catering to dynamic inventories and saving time while reducing errors.
Easify Inventory Sync eliminates the chaos that causes overselling. Inside one store, keep duplicate SKUs, product variants with shared inventory, bundle inventory, raw materials perfectly aligned. With multistore sync, connect multiple Shopify stores to sync products, collections, inventory, orders, pages, blogs, metafields. Built for merchants who can’t risk stock mistakes, slow syncs, or unreliable apps.
- Automated Sync: Instant inventory and product variant updates across stores.
- Real-Time Updates: Always accurate, real-time stock levels.
- Custom Sync Rules: Tailor syncing for specific locations or products.
- Background Efficiency: Syncs quietly without affecting store speed.
- Duplicate SKUs: Unisex tees, Blank & Personalized tees, Retail & Wholesale items
- Bundles (Set): Stationery, Top & Skirt, Candles, Perfume, Mixed Sweets, Gift Box
- Raw Materials: Roast Coffee, Tea Leaves, Herb, Spices, Salts, Baking Ingredients
- "Pack of X": Multivitamins, Beverages, Incense Sticks, Batteries, Flowers, Tops
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 |  Crab Sync |  Inventory & Multi Store Sync |
|---|---|---|
| Detected stores | Not published | 161 |
| Net store change, 28 days | 0 | +6 |
| Stores added, 28 days | Not enough data | 15 |
| Big-brand share | Not enough data | Not enough data |
| Top store categories | Not published | Apparel & Accessories, Home & Garden, Arts & Entertainment |
| Top store countries | Not published | United States, Australia, Canada |
Reviews
| Measure | Crab Sync | Inventory & Multi Store Sync |
|---|---|---|
| App Store rating | Not published | 4.6 ★ |
| App Store reviews | Not published | 71 |
| New reviews, 28 days | Not enough data | 0 |
| Reviewers a year or more in | Not enough data | 10% |
Pricing
| Measure | Crab Sync | Inventory & Multi Store Sync |
|---|---|---|
| Free plan | Not listed | Yes |
| Lowest paid monthly plan | No monthly plan listed | $9.99/month |
| Longest free trial | Not listed | Not listed |
| Plans listed | Not published | 4 |
Listing
| Measure | Crab Sync | Inventory & Multi Store Sync |
|---|---|---|
| Shopify category rank | Not enough data | #14 |
| Shopify App Charts | Not on this week’s charts | #2 in Inventory sync |
| Built for Shopify | No | Yes |
| Launched | Feb 1, 2024 | Aug 9, 2024 |
| Languages | Not published | 1 |
| Developer | Loopcraft Studio | Invento |
FAQ
Crab Sync and Inventory & Multi Store Sync: common questions
- Is Crab Sync or Inventory & Multi Store Sync cheaper?
- Only Inventory & Multi Store Sync 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?
- Inventory & Multi Store Sync lists 9 the others don’t mention, such as Analytics, Email notifications, Inventory sync, Inventory tracking. 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 Jun 19, 2026 for Crab Sync, Nov 8, 2026 for Inventory & Multi Store Sync; 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 Jun 19, 2026 for Crab Sync, Nov 8, 2026 for Inventory & Multi Store Sync. 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.