4Seller: Order & Inventory

4Seller: Order & Inventory

Pricing
Free to install. Additional charges may apply.
Popular with stores like yours
Based in United States
Rating
5.0 (49)

Manage marketplace orders, inventory, listings, shipping, and Amazon MCF/FBA in one system.

4Seller 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. Process marketplace orders in bulk, compare carrier rates, buy and print shipping labels, and send tracking numbers back to sales channels.

4Seller 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. Process marketplace orders in bulk, compare carrier rates, buy and print shipping labels, and send tracking numbers back to sales channels. more
  • Manage orders across Amazon, Walmart, eBay, Etsy, Temu, SHEIN, and TikTok Shop
  • Sync inventory across channels, locations, SKUs, and bundles
  • Create, migrate, and manage product listings across marketplaces
  • Buy USPS, UPS, FedEx, GOFO, UNIUNI, SWIFTX, and Shippo shipping labels in bulk
  • Automate Amazon MCF/FBA fulfillment and sync tracking numbers
Popular with stores like yours
Based in United States

Languages

English, Spanish, French, Italian, German, and Chinese (Simplified)

Works with

  • Amazon
  • Fedex
  • Shippo
  • TikTok shop
  • USPS
  • Walmart

Pricing

Choose the plan that best fits your business.

Free

Free to install

4Seller is free to use. (shipping fees charged solely by third-party logistics carriers)

All charges are billed in USD.

Reviews (49)

Overall rating
5
Counts per rating level
  • 98% of ratings are 5 stars
  • 0% of ratings are 4 stars
  • 2% of ratings are 3 stars
  • 0% of ratings are 2 stars
  • 0% of ratings are 1 stars
March 31, 2026

I’ve been using 4Seller for my Shopify store, and it has made a noticeable difference in how efficiently I manage my business.

The inventory synchronization and product mapping features are extremely reliable, especially when working across multiple platforms. It saves a lot of manual effort and reduces errors that usually happen with multi-channel selling.

One of the standout aspects for me is their support team. They are responsive, knowledgeable, and quick to resolve issues, which is critical when running an eCommerce store. The onboarding process was also smooth and easy to follow.

Overall, 4Seller is a powerful and dependable tool for anyone managing products across different marketplaces. It has streamlined my workflow and helped me stay organized as my store grows.

Rayz Mart
United States
6 months using the app
May 28, 2026

4Seller has been a great solution for managing our multichannel business. The integration with Shopify and Amazon FBA works very well and saves us a huge amount of time every day.

The interface is clear, synchronization is fast, and the support team is responsive and helpful whenever needed. We especially appreciate the automation features for orders, inventory, and marketplace management.

A very powerful tool for scaling an e-commerce business efficiently. Highly recommended!

Everbloom
France
3 months using the app
April 26, 2026

Vikta has been an absolute pleasure guiding me through this App. Thank you for all the help!

The Pop Plug
United States
17 days using the app

Support

App support provided by 4Seller Technology (America) Co.,Ltd.

Developer

4Seller Technology (America) Co.,Ltd

324 S DIAMOND BAR BLVD, UNIT NUM 717, DIAMOND BAR, CA, 91765, US

Launched

July 13, 2023

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