SellerZen is described as 'integrates Amazon Seller Accounts with QuickBooks for automatic data entry. Automatically import Amazon transactions like sales, refunds, and settlements in real time as data becomes available on Amazon. Integration is fully customizable' and is an website in the Business & Commerce category. There are three alternatives to SellerZen, not only websites but also apps for SaaS and Windows. The best alternative is Link My Books. It's not free, so if you're looking for a free alternative, you could try Entriwise.
Automate Your Amazon Accounting With Link My Books & Xero Imports your sales data, fees and even cost of goods sold from Amazon into clear, understandable invoices and bills inside Xero. Why not save hours on your Amazon bookkeeping each month?.
Connects Amazon's systems to QuickBooks Online or Xero for reliable, accurate accounting for Amazon marketplace sellers. Scales from hundreds to hundreds of thousands of orders per month. Reconciles to the bank account.