Open Source Mailjet’s free plan gives you access to major features like unlimited contacts, delivery and analytics dashboards, customer support, APIs and more. Send up to 6000 emails per month. Mailjet’s premium plans offer advanced features like Segmentation, A/B Testing, Email Automation and more. Mailjet works well with structure of all sizes and has a variety of plans for every needs, from Forever Free (6000 emails/month) to Custom Plans. Check https://www.mailjet.com/pricing for full details about Mailjet Pricing.