ControlHub is a spend management software that helps businesses request, approve, and track purchases and spending requests, including Amazon purchases. It allows Accounting & Procurement teams to eliminate unauthorized spending, automate manual tasks, and minimize expense reports. The free starter version allows employees to make purchasing requests directly on Slack, import Amazon Cart to Slack for approvals, and have up to 2 free approvers. Paid plans offer multiple approvers, custom approval flows, admin dashboard and analytics, automatic generation of POs, collection and processing of invoices, follow-up to collect receipts and/or confirmation of goods or services, 3-way match, smart payment methods, and sync with AP and/or Accounting system.