NASP Connected Inventory vs Shared Stock Sync

Two Shopify apps, side by side: detected stores, momentum, reviews, plans, listed features and who runs each. Store counts as of Oct 20, 2026 for NASP Connected Inventory, Nov 3, 2026 for Shared Stock Sync.

The short answer

  • Paid plans start at $9.99/month for NASP Connected Inventory and $9.99/month for Shared Stock Sync.
  • NASP Connected Inventory lists 3 features Shared Stock Sync’s listing doesn’t mention, including Multi-location, Real-time updates, SKUs.

Head to head

App Store reviews

NASP Connected Inventory: 51
Shared Stock Sync: —
Open this comparison in ShoplistFree account. Every feature, store and change, side by side.
Pitch

Sync inventory quantity across product, variant and bundle

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Categories
  • Inventory optimization
  • Inventory optimization
Languages
  • English
  • English
Launched
Jan 9, 2017
Nov 3, 2026
Built for Shopify
Not badged
Not badged
Reviews per month
1 last full month
—
Detected stores
0active installs
0active installs
Most common store size
—
—
Top countries
—
—

Momentum

New reviews each month

Review pace is the clearest public read on how fast an app is winning new merchants.

012OctFebMarFebAprAugJulNASP Connected Inventory: 2 reviews in October 2022NASP Connected Inventory: 1 reviews in January 2023NASP Connected Inventory: 1 reviews in February 2023NASP Connected Inventory: 1 reviews in November 2023NASP Connected Inventory: 1 reviews in March 2024NASP Connected Inventory: 2 reviews in December 2024NASP Connected Inventory: 1 reviews in February 2025NASP Connected Inventory: 2 reviews in March 2025NASP Connected Inventory: 1 reviews in April 2025NASP Connected Inventory: 1 reviews in June 2025NASP Connected Inventory: 1 reviews in August 2025NASP Connected Inventory: 1 reviews in July 2026
NASP Connected InventoryShared Stock SyncCompleted months only
Free options
Free planFree trial
Free planFree trial
Monthly range
From $9.99 to $16/month
$9.99/month
Plans
Basic$9.99/month
7-day free trial
  • · Unlimited bundle groups
  • · Unlimited manual groups
  • · Unlimited smart groups (same SKU)
Advance$16/month
7-day free trial
  • · Connect your favorite AI agents
  • · Everything in the Basic plan
  • · Manage inventory groups through the API
Standard$9.99/month
7-day free trial
  • · Deducts products when a pack sells
  • · Pack stock from component inventory
  • · Prevents overselling kits
  • · Updates pack when a product sells
Coverage
4 of 5 features80%
2 of 5 features40%
Unique strengths
  • Multi-location
  • Real-time updates
  • SKUs
  • Inventory tracking
Inventory optimization
80%4/5
40%2/5
Inventory management
80%4/5
40%2/5
311onlybothonly
NASP Connected InventoryShared Stock Sync5 features listed across both App Store listings

Coverage counts what each App Store listing names. Every feature, checked off app by app, is in Shoplist.

See every feature
Works with also listed by another
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—
How it sells itself

Connected Inventory synchronizes stock levels across your Shopify products and variants. Effortlessly link items by SKU, manually select products to connect, or define components for bundle products like gift hampers or wine boxes. This app fully supports Shopify’s multi-location inventory feature, ensuring accurate stock management.

You already created a pack in Shopify. Shared Stock Sync does not create packs. It keeps pack stock honest so you do not oversell kits. With 6 blue tees and 10 pink tees, a pack of one each can sell 6 times. A blue tee sale drops pack stock to 5. A pack sale deducts one of each. Link the pack to each product and quantity needed. Stock updates when inventory changes or a pack sells.

Key points
  • Selling bundle and tracking the inventory of base products correctly
  • Connect multiple products/variant’s inventory by assigning the same SKU
  • Connect multiple products/variant’s inventory by manually picking
  • Pack stock matches how many complete kits you can still make.
  • When a pack sells, the products in the kit are deducted.
  • When a product sells on its own, pack stock updates immediately.
  • See calculated pack stock and whether sync is up to date.
Screenshots
Connected Inventory - synchronise inventory and create bundles
Shopify Sync Inventory screen shotSimple Sync inventory in ShopifySimpleSync Shopify's inventory
Three steps to link a pack to its products
Admin list showing calculated pack stock and Active statusSelling a pack updates both linked product stocksTable showing pack stock limited by the rarest product

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.

Showing only the rows where the apps differ.

Adoption

MeasureNASP Connected InventoryShared Stock Sync
Detected storesNot publishedNot published
Net store change, 28 days0estimated0
Stores added, 28 daysNot enough dataNot enough data
Big-brand shareNot enough dataNot enough data
Top store categoriesNot publishedNot published
Top store countriesNot publishedNot published

Reviews

MeasureNASP Connected InventoryShared Stock Sync
App Store rating3.9 ★Not published
App Store reviews51Not published
New reviews, 28 days0Not enough data
Reviewers a year or more inNot enough dataNot enough data

Pricing

MeasureNASP Connected InventoryShared Stock Sync
Free planNot listedNot listed
Lowest paid monthly plan$9.99/month$9.99/month
Longest free trial7 days7 days
Plans listed21

Listing

MeasureNASP Connected InventoryShared Stock Sync
Shopify category rank#125in Inventory optimizationNot enough data
Shopify App Charts#3 on Pricing moves in Inventory optimizationNot on this week’s charts
Built for ShopifyNoNo
LaunchedJan 9, 2017Nov 3, 2026
Languages1English1English
DeveloperNot A Side ProjectBrandionary

FAQ

NASP Connected Inventory and Shared Stock Sync: common questions

Is NASP Connected Inventory or Shared Stock Sync cheaper?
Paid plans start at $9.99/month for NASP Connected Inventory and $9.99/month for Shared Stock Sync. 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?
NASP Connected Inventory lists 3 the others don’t mention, such as Multi-location, Real-time updates, SKUs. Shared Stock Sync lists 1 the others don’t mention, such as 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 Oct 20, 2026 for NASP Connected Inventory, Nov 3, 2026 for Shared Stock 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 Oct 20, 2026 for NASP Connected Inventory, Nov 3, 2026 for Shared Stock 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.