Amazon Seller Central (Appstore) Integration Guide

Estimated reading: 4 minutes

Last updated: June 29, 2026

Overview

This guide explains how to integrate your Amazon account with Synctify OMS.

Depending on your account type, different connection methods are available:

Amazon Seller Central (SC)
- Amazon Selling Partner Appstore
- Synctify OMS (supports multi-region and multi-account setup)
Amazon Vendor Central (VC)
- Synctify OMS only (supports multi-region and multi-account setup)

Installing from the Amazon Selling Partner Appstore

This method applies to Amazon Seller Central accounts only.

Step 1. Open the Appstore Link

Visit our app on the Amazon Selling Partner Appstore via the following link:
👉 Amazon Appstore – Synctify OMS

Step 2. Authorize Synctify OMS

Click Authorize Now .

If you are not signed in, log in with your Amazon Seller account.
Make sure you are using the Owner Account to complete this step.

Step 3. Grant Permissions

Click Authorize after reviewing and consenting to the requested permissions.

Step 4. Configure Fulfillment Location

From the dropdown menu, choose a Fulfillment Location and map it to the warehouse you created in Synctify OMS. This ensures your inventory data is synced to the correct location.
If you have one or more warehouses, click Add to map additional ones.

After completing the above steps, your Amazon account will be connected.

Once completed, your Amazon account is successfully connected to Synctify OMS.

Installing from Synctify OMS

You can also connect your Amazon account directly from Synctify OMS, which is useful for managing multiple regions or accounts.

This method supports both Seller Central and Vendor Central accounts.

Step 1. Navigate to Integrations

Navigate to the Integrations > Connect , and search for Amazon.

You will see available integration types:

Amazon Seller Central
Amazon Vendor Direct Fulfillment
Amazon FBA
Amazon Vendor Retail Procurement
Amazon Multi Channel Fulfillment

Step 2. Select Integration Type

Choose the integration type you want and click Connect .

Step 3. Select Region and Marketplace

In the authorization modal:

Choose Marketplace Region:
- North America
- Europe
- Far East
Select the specific marketplace based on the region

Step 4. Authorize Amazon Account

Click Authorize to proceed.

You will be redirected to Amazon:

Log in to your Amazon account. Make sure you are using the Owner Account
Follow the authorization steps

Step 5. Complete Integration

After completing authorization, your Amazon account will be connected to Synctify OMS.

You can now manage your integration from the OMS dashboard.

Once completed, your Amazon account is successfully connected to Synctify OMS.

Notes

Seller Central accounts can be connected via Appstore or OMS
Vendor Central accounts can only be connected via Synctify OMS
Ensure correct region and marketplace selection during setup
Incorrect region or marketplace selection may result in orders or inventory being assigned to the wrong location.

Learn More

If you’re exploring advanced Amazon integration use cases, you may also find these resources helpful:

Amazon Vendor Central Integration Explained

How to Automate Amazon FBM Orders

FAQs

amazon-seller-central-integration-guide

Can I connect both Amazon Seller Central and Vendor Central accounts?

Yes. Synctify OMS supports both Seller Central and Vendor Central integrations.

However, Vendor Central accounts can only be connected via Synctify OMS, while Seller Central accounts can be connected via either the Appstore or Synctify OMS.

Can I connect multiple Amazon accounts or marketplaces?

Yes. You can authorize multiple accounts and marketplaces within Synctify OMS and manage them separately.

Do I need to re-authorize my account for Amazon FBA?

No. If your account is already authorized, you can reuse the existing connection for Amazon FBA without re-authorizing.