ImprovMX
FreemiumLiveLast verified 24 Sept 2026
Manages email forwarding aliases and SMTP sending credentials for a custom domain.
Example request
curl -s -u "api:$API_KEY" 'https://api.improvmx.com/v4/domains'
Free tier, in plain English
Free forever for one domain with up to 25 aliases and 500 forwarded emails a day; API calls are capped at 30 requests a minute.
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