Best Rithum Alternatives in 2026: What Enterprise Teams Switch To

The renewal letter usually lands on a Tuesday. By Thursday, someone in ecommerce ops has a list of every Rithum module the team pays for, with a second column showing how many of them anybody opened last quarter.

I have helped a few teams work through that exercise, and the gap between the two columns is what starts the search for alternatives. Rithum is a heavyweight for good reasons. The question is whether your program needs the whole weight.

What Rithum does well

Credit first. Rithum came together when CommerceHub acquired ChannelAdvisor in November 2022, and the combined company took the Rithum name in December 2023. CommerceHub spent decades running dropship networks for retailers like Home Depot, QVC and Nordstrom, while ChannelAdvisor helped brands sell across marketplaces and manage advertising.

The result is one of the largest commerce networks in retail. Rithum spans more than 40,000 brands, retailers and suppliers, processes around $50 billion in annual GMV and reaches 420+ marketplaces and retail sites. If you sell across dozens of channels and want one vendor for all of it, that reach is hard to beat.

Why teams start looking elsewhere

Most of the conversations I have start with complexity. Reviewers note that Rithum is not plug-and-play and that implementation often needs a dedicated team or integration partner, which is a lot of overhead for a retailer that mainly wants more catalog.

Cost and focus follow closely. Some customers reported sharp price increases after the merger, and teams that bought for dropship often find themselves paying for listings, retail media and delivery tooling they rarely touch.

1. Carro: the best Rithum alternative for curated enterprise dropship

If dropship is the part of Rithum you actually use, Carro is where I would look first. Its dropship platform connects vetted partner brands into the storefront you already run, so their products sell through your checkout under your brand while each brand ships from its own warehouse.

It carries the enterprise connectivity large suppliers expect. Partners connect over EDI, API, SFTP or CSV, and Shopify, Magento, BigCommerce and WooCommerce integrate natively. Onboarding, catalog ingestion, pricing rules, real-time inventory sync, automated routing, tracking, payouts and SLA monitoring all live in one place.

Where it pulls ahead is supply. Carro’s network holds roughly 1.5 million products from established brands, and account managers hand-match retailers with partners that fit their category and price point. Rithum has scale, but relationship-building is still your job. With Carro, a merchandising team can name the category it wants on a Monday and review matched brands within days.

Deployments typically run in weeks with no integrator. You approve every partner, set your margins and keep the customer data, and Carro reports retailers reaching up to 3.5x revenue growth and up to 180% higher average order value.

Best for: enterprise retailers and marketplace operators focused on curated assortment growth. Less suited to: brands that need listings management across hundreds of marketplaces.

2. SPS Commerce: for suppliers meeting retailer EDI mandates

SPS Commerce is a long-standing name in retail EDI, offering full-service EDI and a large network of retail trading partners. For a supplier trying to meet the requirements of a major retailer’s dropship program, it removes a lot of compliance headaches.

It approaches the problem from the supplier side. Retailers building their own assortment program will find it handles the data exchange well but leaves partner recruitment and catalog strategy to them.

Best for: brands and suppliers selling into big-box retailer programs. Less suited to: retailers looking to build and curate a partner catalog.

3. Logicbroker: for EDI-heavy retail programs

Logicbroker has run enterprise dropship and marketplace programs since 2010, with API-first architecture, deep EDI support and order orchestration. For retailers replacing CommerceHub-style workflows with signed suppliers already in place, it is a credible like-for-like option.

As with SPS, you bring the partners. There is no curated network, so the brand roster has to exist before the software pays off.

Best for: enterprise retailers with established supplier contracts. Less suited to: teams that need help finding new brands.

Side by side

Here is how the three alternatives compare with Rithum on the points that usually decide a switch.

If your Rithum usage is mostly dropship, the Carro column is the one to study.

Making the switch

Start with that module list from the renewal letter. Circle what you use every week, and judge every alternative only against those items.

For most retailers I talk to, the circled list is dropship, supplier data and payouts, and Carro covers all of it with brands included. For the full field, including options built for multichannel listings, Carro keeps a detailed comparison of the best Rithum alternatives. Take it into your next renewal meeting with the circled list alongside.