Mail.cx
8.1#4 in temporary email servicesFrom $9.90 a yearFree planWebAPI
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| Fact | Mail.cx | TempMaily |
|---|---|---|
| Custom domains | Pro users can connect up to 100 custom domains using DNS verification. | Premium lets users connect a custom domain and use dedicated premium domains, with up to 10 addresses at once. |
| Product | Mail.cx provides short-lived inboxes, email receiving, API access, and real-time mailbox events for developer workflows. | TempMaily provides disposable email inboxes for receiving verification codes and signup mail. |
| Real-time delivery | Server-sent events push newly received messages to the browser immediately. | Messages are delivered to the browser as they arrive. |
| Receive-only | The service receives email but does not provide email-sending functionality. | Mailboxes are receive-only and cannot send email. |
| Security | Mail.cx says connections use TLS, passwords are hashed with bcrypt, and API tokens are stored as SHA-256 hashes. | The service uses HTTPS, sanitizes incoming HTML mail, renders it in a sandboxed iframe with scripts disabled, and blocks remote images by default. |
Mail.cx suits developers, QA teams, and product teams checking email flows and application integrations. It is intended for receiving test messages, not sending email or handling critical communications.
The free inbox suits someone who needs a temporary address for incoming verification or signup mail without providing personal details. Premium is aimed at developers, QA teams automating email verification, and people who need addresses to persist beyond 24 hours.