4Seller: Order & Inventory vs E‑Marketplace Services (EMS)
Two Shopify apps, side by side: detected stores, momentum, reviews, plans, listed features and who runs each. Store counts as of Oct 24, 2026 for 4Seller, Oct 13, 2026 for E‑Marketplace Services (EMS).
The short answer
- On the Shopify App Store: 4Seller 5.0 from 52 reviews and E‑Marketplace Services (EMS) 5.0 from 1 reviews.
- 4Seller lists 27 features E‑Marketplace Services (EMS)’s listing doesn’t mention, including Address validation, Automated fulfillment, Barcode scanning.
Head to head
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Coverage counts what each App Store listing names. Every feature, checked off app by app, is in Shoplist.
See every feature4Seller helps multichannel merchants manage ecommerce operations from one dashboard. Connect Amazon, Walmart, eBay, TikTok Shop, Etsy, Temu, SHEIN, and other marketplaces to organize listings, inventory, orders, shipping, and fulfillment. Sync listings and stock levels across channels to reduce manual updates and help prevent overselling.
1. Offer Canadian sellers the lowest shipping rates regardless of sales volume. 2. Easily manage all your orders from multiple stores in a single interface. 3. Automatically synchronize all of your orders and products from every store. 4. Automatically complete the order and upload tracking numbers to multiple stores. 5.
- Centralized management of multiple Ecommerce platforms
- Integrate with shipping services and automatically generate shipping labels.
- Batch marking for shipment
- Easily create and edit listings with listing management tools
- Synchronize your orders across multiple sales channels.
- Offer deep discounted shipping rates to our customers.
- Live shipping rate calculation for your shopping cart.
- Automatically fetch shipping rates when order is synchronized.
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 |  4Seller |  E‑Marketplace Services (EMS) |
|---|---|---|
| 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 | 4Seller | E‑Marketplace Services (EMS) |
|---|---|---|
| App Store rating | 5.0 ★ | 5.0 ★ |
| App Store reviews | 52(ahead) | 1 |
| New reviews, 28 days | 1(ahead) | 0 |
| Reviewers a year or more in | 0% | Not enough data |
Pricing
| Measure | 4Seller | E‑Marketplace Services (EMS) |
|---|---|---|
| Free plan | Not listed | Not listed |
| Lowest paid monthly plan | No monthly plan listed | No monthly plan listed |
| Longest free trial | Not listed | Not listed |
| Plans listed | 1 | 1 |
Listing
| Measure | 4Seller | E‑Marketplace Services (EMS) |
|---|---|---|
| Shopify category rank | #12 | #256 |
| Shopify App Charts | Not on this week’s charts | Not on this week’s charts |
| Built for Shopify | No | No |
| Launched | Jul 13, 2023 | Sep 26, 2018 |
| Languages | 1 | 1 |
| Developer | 4Seller Technology (America) Co.,Ltd | E marketplace services |
FAQ
4Seller and E‑Marketplace Services (EMS): common questions
- Which has better reviews, 4Seller or E‑Marketplace Services (EMS)?
- On the Shopify App Store: 4Seller 5.0 from 52 reviews and E‑Marketplace Services (EMS) 5.0 from 1 reviews.
- What features does each app list that the other doesn’t?
- 4Seller lists 27 the others don’t mention, such as Address validation, Automated fulfillment, Barcode scanning, Batch processing. 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 24, 2026 for 4Seller, Oct 13, 2026 for E‑Marketplace Services (EMS); 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 24, 2026 for 4Seller, Oct 13, 2026 for E‑Marketplace Services (EMS). 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.