E -Commerce Marketplace Integration: essential tips and tools (2025)

Imagine you have an antique business in your hometown. One day a genius of the lamp that cleans you and offers to replicate your shop front in five neighboring cities.

But there is a catch – the shops will not talk to each other, so that they have to drive back and forth in order to reconcile orders and inventory levels. Do you take the genius for his offer?

If you sell products via several online marketplaces, you are familiar with this dilemma. You don't have to drive physically between shop fronts, but you have to devote a lot of time to maintain consistency about several non -connected sales channels.

The integration of marketplaces is a better option. Here you will find out how you use it to efficiently sell it in several marketplaces so that you can reach new customers and increase sales.

What is the integration of marketplaces?

The integration of Marketplace is the process of synchronizing inventory and product data between your online shop and your marketplaces such as Etsy, Amazon and Ebay to make it easier to sell multichannel. The integration software for marketplaces consolidates data from various platforms to keep the inventory up to date, save time, to ensure the consistency across the sales channels and to simplify the inventory and order management processes.

How to start with the integration of Marketplace

1. Decide which marketplace is to be integrated
2. Choose your source of truth
3. Select the integration software for marketplace
4. Connect your marketplaces

The E -Commerce integration can rationalize the process for multichannel -e -e -Commerce companies so that you can sell more channels without massively increasing your workload or your error risk. Here you can find out how to start:

1. Decide which marketplaces are to be integrated

Take an inventory of the online marketplaces you are currently using and research additional marketplaces that you may want to join in in the future. Amazon, Ebay, Etsy and Walmart are all popular marketplaces.

Commission structures, audience, seller rules and popular product categories vary depending on the marketplace. Therefore, evaluate each of these aspects if you consider new sales channels for your company.

2. Select your source of truth

Next, you decide which platform you will use as the main source of truth -your E -Commerce store or a market for marketplace integration services. In most cases, this will also be where you manage orders and inventory.

If your E -Commerce platform offers a comprehensive range of inventory and order management functions and most of your sales channels are integrated directly into your website, you can use your online shop as your source of truth. In this case, use the integration software for marketplaces to transfer data from other sales channels to the back end of your business.

Many platforms offer one or more native integrations. With Shopify Marketplace Connect, business owners can integrate their online shops in Amazon, Etsy, Walmart, Ebay and Target Plus, for example. In addition, the Shopify App Store offers a variety of marketplace.

If your E -Commerce platform is limited or only sell in marketplaces, you can instead search for an integrator for marketplaces that should replace the inventory and order management system of an E -Commerce website. These tools consolidate data from various channels that business owners can use to manage connected sales channels from the central dashboard of the Integrator market.

3. Select the integration software for marketplaces

Next, select your Marketplace integration software. Start researching the native tools of your e-commerce platform and then take into account third-party tools if one or more of your marketplaces do not integrate directly into your e-commerce platform.

Consider the following:

• Functions and type. If you plan to use a marketplace integrator as a central source of truth, choose a tool with a user-friendly dashboard with which you can manage the inventory, track the order status and update product lists across channels. If you use the dashboard of your E -Commerce site, look for tools that can be used to include the necessary information in the back of your website.

• compatibility. Check the compatibility with your website and marketplaces. Many companies use several E -Commerce integration tools, but the fewer tools they have to manage, the easier the process becomes. Search for tools that are twice if possible.

• Cost. The costs for the integration software for marketplaces vary greatly, with some introductory rates between $ 10 and 30 per month and others lie on a commission structure. Many platforms also offer several price fits so that you can scale when adding new marketplaces or to increase sales.

• Customer care. Quality support can optimize the process of integrating tools and help you to fix problems when you occur. Check support options and select a platform that offers your desired support dimension.

4. Connect your marketplaces

As soon as you have selected your marketplaces and integration tools, register for Marketplace seller accounts (if you haven't done this yet) and connect each account to your market integration software. How exactly this process looks depends on the tool, your E -Commerce platform and your selected marketplaces.

For example, if you use Shopify Connect, download the Shopify Marketplace Connect App and connect your marketplace accounts directly from your Shopify administrator.

Some tools offer AI and machine learning technology with which the offers can automatically be re -formatted and optimized for various marketplaces. If your selected tool does not contain this function, you may need to reorganize the lists according to the specifications of each marketplace.

Best market integration tools for marketplaces

1. Shopify Marketplace Connect
2. NABU for Google Shopping Feed
3. Tipo Multistore Inventory Sync
4. Marketplace Connect from Tom IT

If you are ready to start the integration process for marketplaces, you should take four popular tools into account:

1. Shopify Marketplace Connect

Shopify Marketplace Connect is the native marketplace integration app from Shopify. It supports marketplaces such as Amazon, Target Plus, Walmart, Ebay and Etsy, so that users can manage lists and orders and monitor the inventory in the Shopify Dashboard. You can also use it to measure the power via connected marketplaces.

The app must be installed free of charge and includes unlimited marketplaces and up to 50 free market orders per month. It calculates a fee of 1% per order for additional orders, whereby the total fees are loaded to $ 99 per month. It supports English, German, French, Spanish and Italian and includes the automatic currency conversion for sale in international markets.

2. NABU for Google Shopping Feed

With the NABU for Google Shopping -Feed -Service, companies can integrate their shops into Google Shopping, Facebook Shops, Instagram Shopping, Microsoft Shopping, Tikok -Shop, Pinterest catalogs and other shopping feeds. It also uses AI technology to automatically optimize product lists and synchronize product data and product ratings across channels.

The free plan from Nebu integrates into Shopify markets and enables users to edit up to 1,000 products. Paid plans start at $ 29.99 per month and include AI optimization, several languages ​​and currencies as well as Facebook, Instagram, Bing, Snapchat, Tiktok, Pinterest and X integrations.

3. Tipo Multistore Inventory Sync

Tipo Multistore Inventory Sync supports the administration, inventory management and data management on the order management and enables users, product lists and other pages to synchronize from your online shop to target businesses in several marketplaces.

With the free version of the app, users can connect to unlimited shops and enable up to 250 product variants. Higher plans have higher product variants, support CSV uploads and include a seven-day free trial. Paid plans start at $ 9 per month.

4. Marketplace Connect by Tom IT

Marketplace Connect from Tom ES is an inventory management, order management and product synchronization tool. It is compatible with several marketplaces, including Amazon, Podfoods, Ebay, Bol and Etsy, a real-time synchronization of customer, inventory and order data and enables you to track and manage market orders directly in Shopify admin.

The Marketplace Connect starting plan is $ 19.99 per month per market integration. It includes unlimited market integrations and up to 50 market orders per month (for additional orders you have to install a higher level). All levels offer unlimited persecution, inventory data and chat support.