ConnectBooks is an eCommerce accounting software provider that helps online sellers automate bookkeeping and understand their business performance. The platform connects sales channels including Amazon, Shopify, eBay, Walmart, TikTok, and Temu with QuickBooks Desktop, QuickBooks Online, QuickBooks Enterprise, and Xero. It syncs marketplace transactions, sales, fees, returns, settlements, expenses, and adjustments, with options to send accounting data as product-level details or summarized entries.

ConnectBooks also provides inventory tracking and synchronization, mapping products and bundles to accounting records and updating stock across marketplaces and fulfillment warehouses. Sellers can use inventory reports, stock forecasts, and reorder alerts to monitor availability. Its profitability analytics show sales, costs of goods sold, fees, advertising spend, returns, margins, and net profit, with reports that can be organized by product, category, or seller. The service is designed to help users reconcile transactions, prepare financial reports, and make informed decisions using detailed business data. ConnectBooks offers a free trial, one-to-one setup with a professional bookkeeper, training resources, and customer support by phone, email, and chat.