addy.io and ImprovMX offer similar core features—both handle email forwarding and sending.
addy.io focuses on anonymous[1] disposable email addresses with sending handled by proxy sending.
ImprovMX offers advanced[2] email forwarding with sending handled by SMTP.
Choose addy.io if disposable anonymous email addresses are important to you, and choose ImprovMX if you need advanced forwarding features.
ImprovMX
addy.io
Customer Support
Excellent Human & AI Chatbot Support
Email only support
Pricing
Free plan includes forwarding. Paid plans start at $9/month. Contact us to learn more.
Free plan includes forwarding. Paid plans start at $12/year.
Free Plan
Add 1 custom domain
25 domain aliases with 5 destination inboxes/alias
25 domain aliases with 5 destination inboxes/alias
Can't add custom domain
2 domain aliases with 1 destination inbox
2 domain aliases with 1 destination inbox
Sending Method
Send via SMTP
Send via proxy address
Apps & Extensions
Just a web app
Setup Guides
Easy to follow guides, though selection is limited
API Logging
CLI/MCP
Does not offer a CLI nor MCP.
Ownership
A profitable company backed by a solid team
Open-source
Not open source
Compliance
ImprovMX is GDPR compliant
1. Anonymous disposable email addresses are designed to hide your real email address and be rotated often, unlike ImprovMX aliases, which are usually stable 'role' addresses.
2. ImprovMX offers SMTP sending, rules routing, wildcard addresses, multiple recipient destinations, regex aliases and webhooks.
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.
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