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Postbox is a desktop email client designed for professionals and power users who need to manage multiple email accounts efficiently. It offers robust features for organization, search, integration with various apps (like Dropbox, OneDrive, Slack, Zapier), and a clean, customizable user interface. Known for its speed and reliability, Postbox aims to help users cut through inbox clutter, focus on what's important, and reclaim their day. It supports IMAP and POP accounts on both macOS and Windows platforms. The company focuses on providing a premium email experience with advanced tools not typically found in free email clients.
Oversees all aspects of Postbox, including product development, marketing, sales, and customer support, as part of AZFN's portfolio of software products.
As Postbox is a product line of AZFN, its 'headquarters' functions are integrated within AZFN's operational structure, which may include remote work and shared office resources. Specific architectural highlights for a dedicated Postbox HQ are not applicable.
Likely a lean, agile, and product-focused environment within AZFN, emphasizing software craftsmanship, customer support, and sustainable development. Remote collaboration is a key component, fostering a culture of efficiency and responsiveness to user needs.
The acquisition by AZFN ensures Postbox's continued development and availability, leveraging AZFN's expertise in managing and growing software products for professionals. This provides stability and ongoing innovation for the Postbox user base.
Postbox is available as a software download worldwide, supporting users across numerous countries primarily through its English-language interface. It is compatible with global email standards (IMAP, POP, SMTP) and services. Customer support and resources are provided online, making them accessible to its international user base of professionals and individuals seeking advanced email management capabilities.
Not publicly specified; operations based in St. Louis metro area.
St. Louis
Missouri
USA
No additional office locations available.
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As of April 2025, Postbox' leadership includes:
Postbox has been backed by several prominent investors over the years, including:
No major public announcements regarding executive hires or exits specific to the Postbox team within AZFN have been noted in the last 12 months. The leadership structure appears stable following the acquisition by AZFN.
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Postbox's primary public contact email is for customer support. Direct employee email formats for Postbox staff under AZFN are not publicly listed. For official communication, it is recommended to use the provided support channels on their website.
support@postbox-inc.com (Official Support); General employee formats like [first_initial][last]@azfn.com or [first_name]@azfn.com are speculative and unconfirmed for public use.
Format
support@postbox-inc.com
Example
95%
Success rate
Postbox Blog • May 28, 2024
Postbox 7.0.73, a maintenance release addressing reported issues, is now available for download. Users are encouraged to update for the latest fixes and improvements....more
Postbox Blog • May 16, 2024
Postbox released version 7.0.72, a maintenance update that includes several bug fixes and performance enhancements....more
Postbox Blog • April 22, 2024
Postbox announced an upcoming change to its renewal pricing structure, effective from a future date, aimed at supporting continued development and feature enhancements....more
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