Mailchimp is a platform focused on sending marketing and transactional emails.
ImprovMX focuses on advanced email forwarding with transactional SMTP sending.
Choose Mailchimp if you are sending marketing emails and need the suite of tools like campaigns, segmentation, and open/click reporting. Choose ImprovMX if you mainly need email forwarding, with light transactional email sending via SMTP.
ImprovMX
Mailchimp
Pricing
Free plan offers email forwarding; Paid plans offers more domains + SMTP sending
No free plan; Email sending is pay-as-you-go
Customer Support
Free human & AI Chatbot Support
Support options depends on your plan[2]
Email Forwarding
Email forwarding with advanced features[1]
Does not offer email forwarding
Email Sending
SMTP sending, but a send API is in progress
Email sending via API or SMTP
Marketing Campaigns
Does not offer marketing campaigns
Offers marketing campaigns
Setup
DNS configuration with easy setup guides
Needs more setup because it's built for marketing
API
API to manage your domain forwarding
API is for marketing emails, not email forwarding
CLI/MCP
Does not offer a CLI nor MCP.
Tracking & Analytics
No open or click tracking
Email Templates
Does not offer email templates
Has a full Email Template Builder
Ownership
A sustainable profitable bootstrapped company
Compliance
ImprovMX is GDPR compliant
SOC 2 and GDPR compliant
1. ImprovMX offer rules routing, wildcard addresses, multiple recipient destinations, regex aliases and webhooks.
2. Email/chat/phone technical support and onboarding services available only to paid plans (Free includes 30 days of email support for new accounts).
3. ImprovMX's CLI is built for terminal workflows, automation, and ai coding tools like Claude Code and OpenAI Codex.
Questions? Reach out to us, we love chatting about email service providers.
Your domain deserves better email
Set up in minutes and forget about it.