Newsman SMTP has a simple pricing structure. After you use all 50,000 credits, you will pay on a per thousand credit basis.
Each extra dedicated IP gives you 50,000 email credit!
€0.20 per 1000 credits for next 1m emails per month €0.15 per 1000 credits for next 5m emails per month €0.10 per 1000 credits for next remaining emails