Relay Autobooker Cardamon has a free tier and a Premium plan at $49.99/mo or $499/year for full Amazon Relay auto-booking:

• FREE Tier: Auto-refresh for the load board, no subscription needed
• Premium Monthly ($49.99/mo): Automatic load booking, advanced filters, and the full Premium feature set
• Premium Yearly ($499/year): Same features, save 17% (2 months free!)

Premium is a subscription. See our subscription page for the full feature comparison and to start your 7-day free trial.