Kroll Sync & Order Fulfillment vs Synkro: Inventory Sync
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 Kroll Sync & Order Fulfillment, Oct 29, 2026 for Synkro.
The short answer
- Only Kroll Sync & Order Fulfillment lists a free plan. Paid plans start at $34.95/month for Kroll Sync & Order Fulfillment and $10/month for Synkro.
- Synkro lists 5 features Kroll Sync & Order Fulfillment’s listing doesn’t mention, including Barcodes, Detailed logs, Multi-store.
Head to head
Sync unlimited product inventory levels between stores
Momentum
New reviews each month
Review pace is the clearest public read on how fast an app is winning new merchants.
Starter
- · Excludes restricted/hazardous items
- · Full SFTP and settings control
- · Help center and support access
- · Import up to 25 products
- · Markup and MAP enforcement rules
- · Sync Kroll's full catalog via SFTP
Standard
- · Auto product updates 2x weekly
- · Category & manufacturer filters
- · Collection sync from categories
- · Email alerts on sync events
- · Inventory sync every 15 min
- · One-click publish to Online Store
Professional
- · Customer shipping notifications
- · Everything in Standard
- · Kroll E-Business API access
- · Kroll drop-ship PO auto-submitted
- · Live orders dashboard
- · Manual re-submit for failed orders
Synkro Basic
- · 7 day free trial
- · Clone unlimited products between stores
- · Email support
- · Sync up to 1,000 products
- · Unlimited real-time inventory syncing
Synkro Plus
- · Collection cloning & syncing
- · Metafield syncing
- · Price rule automatic price conversions
- · Same-store inventory location syncing
- · Sync up to 10,000 products
- · Tag-based app automations
Synkro Business
- · Everything in Synkro Plus
- · Externally-hosted product video syncing
- · Order routing
- · Priority support
- · Sales channel publication syncing
- · Schedule inventory adjustments
Synkro Pro
- · Custom feature support
- · Dedicated support
- · Everything in Synkro Business
- · Made-to-order master inventory system
- · Sync unlimited products
- · White-gloves onboarding
Coverage counts what each App Store listing names. Every feature, checked off app by app, is in Shoplist.
See every featureKroll International is one of the largest US wholesale distributors of tactical gear, outdoor products, law enforcement equipment, and sporting goods — 30,000+ SKUs ready to dropship. Import the full catalog via SFTP, apply markup or MAP/MSRP pricing rules, and block restricted products with the built-in compliance filter. Inventory syncs every 15 min on Standard.
Highly configurable, real-time syncing, Synkro makes managing multiple stores a breeze. Clone your products to multiple connected stores and let Synkro keep everything in sync, saving you time and effort. Custom price rules allow you to automatically adjust product prices, enabling dynamic pricing strategies. Route orders placed in child stores back to the parent and sync tracking information.
- Automatic Parent/Variation grouping into proper multi-variant products
- Scheduled inventory sync keeps stock levels current
- Flexible markup rules with MAP enforcement built in
- Compliance filtering automatically excludes restricted and hazardous items
- Real-time inventory levels and product property syncing works within seconds!
- Clone products between stores in one click or use Synkro tag-based auto-clone!
- Custom price rules allow automatic product price adjustments!
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 |  Kroll Sync & Order Fulfillment |  Synkro |
|---|---|---|
| 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 | Kroll Sync & Order Fulfillment | Synkro |
|---|---|---|
| App Store rating | Not published | 5.0 ★ |
| App Store reviews | Not published | 109 |
| New reviews, 28 days | Not enough data | 2 |
| Reviewers a year or more in | Not enough data | Not enough data |
Pricing
| Measure | Kroll Sync & Order Fulfillment | Synkro |
|---|---|---|
| Free plan | Yes | Not listed |
| Lowest paid monthly plan | $34.95/month | $10/month(ahead) |
| Longest free trial | 3 days | 7 days |
| Plans listed | 3 | 4 |
Listing
| Measure | Kroll Sync & Order Fulfillment | Synkro |
|---|---|---|
| Shopify category rank | #375 | #45 |
| Shopify App Charts | Not on this week’s charts | Not on this week’s charts |
| Built for Shopify | No | No |
| Launched | Aug 5, 2026 | Nov 11, 2019 |
| Languages | 1 | 1 |
| Developer | VynStack Technologies | Tech vom Fass |
FAQ
Kroll Sync & Order Fulfillment and Synkro: common questions
- Is Kroll Sync & Order Fulfillment or Synkro cheaper?
- Only Kroll Sync & Order Fulfillment lists a free plan. Paid plans start at $34.95/month for Kroll Sync & Order Fulfillment and $10/month for Synkro. 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?
- Synkro lists 5 the others don’t mention, such as Barcodes, Detailed logs, Multi-store, Orders. 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 Kroll Sync & Order Fulfillment, Oct 29, 2026 for Synkro; 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 Kroll Sync & Order Fulfillment, Oct 29, 2026 for Synkro. 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.