As of April 2026, Postbox is no longer available for purchase because it was acquired by eM Client in late 2024. Consequently,
50% Off: All other existing Postbox license holders were eligible for a 50% discount on their first eM Client license. postbox license code exclusive
The existence of the license code underscores the ethical compact between user and developer. Postbox is a smaller, independent software company competing against tech giants. The licensing model allows them to offer a privacy-centric product; unlike free email clients that may scan user data for advertising purposes, Postbox’s revenue comes directly from the user. As of April 2026, Postbox is no longer
However, legitimate exclusive codes do exist. They are usually distributed through: Exclusive to certain users (e
Protect your inbox. Respect the developer. And enjoy the most productive email experience of your life—legally.