Top 15 Postbox Alternative and Similar Softwares | Dec 2024

Postbox is an email application that helps you organize your work life and get stuff done.

It has all the elegance and simplicity of Apple Mail, but with more power and flexibility to manage even the most demanding workloads.

Key Features

* Ultra-Fast Search - Instantly find messages, attachments, images, links, and contacts.
* Conversation Views - Make sense of email threads through chronological message views.
* Better Organization - Tabs, Topics, and To-Dos help you stay organized with less effort.
* Postbox integrates with the Address Book, iCal, iPhoto, Spotlight, and Quick Look. Postbox even works with OmniFocus and Things !
* Quick and Easy Setup - Postbox will automatically determine your connection settings for you! ...

1. eM client

eM client eM Client is an email client for Windows, supporting full native interoperability with Exchange server mailboxes, including calendars, contacts and tasks. It also supports POP3 and IMAP4 servers as well as chat protocols (e.g. XMPP). Skype is supported as long as the user has installed Skype on the PC.......

2. Koma-Mail

Koma-Mail Koma-Mail is an email client which is comfortable and has very handy functions. It does not need an installation, so that you can run Koma-Mail from your flash drive but, of course, also on your desktop.For safety reasons Koma-Mail blocks scripts and ActiveX in your mails. You can also encrypt......

3. The Bat

The Bat The Bat! is a secure email client software, built to protect your correspondence against third-parties.The Bat! protects your information through multiple encryption streams with the options to encrypt your emails on disk and during communication through an SSL/TLS connection. Free of global email providers that keep your messages in......

4. Becky! Internet Mail

Becky! Internet Mail Becky! Internet Mail is an email client for Windows OS. Becky! Internet Mail supports POP3, IMAP and S/MIME as well as PGP/PGP via add-ons.......

5. GyazMail

GyazMail GyazMail is a email client software for Mac OS X, based on Cocoa framework, simple, easy-to-use with many features.......

6. MailDroid

MailDroid As one of the first email clients added to the store, MailDroid focused on making email usable again. We were used to blackberry email and we wanted something like that here. We did not find anything, so we wrote our own. Give our app a try and once you see......

7. Kopano

Kopano Kopano puts an email, video meetings, calendaring, and file sharing solution within one single interface.Kopano helps you work smarter with people within and outside your organization. A single interface gives you email, contacts, advanced calendaring, file sharing, web meetings and more.Web meetings take advantage of high-quality audio, video, chat and......

8. Evolution

Evolution Evolution is the official personal information manager and workgroup information management tool for GNOME. It combines e-mail, calendar, address book, and task list management functions. It has been an official part of GNOME since version 2.8 in September 2004. Evolution development is sponsored primarily by Novell. Officially supports GroupWise and......

9. EmailTray

EmailTray EmailTray is a smart email client and an email notifier for POP3 and IMAP email accounts, including Gmail, Hotmail, Yahoo mail and AOL. EmailTray intelligently ranks messages, prioritizes them into 4 Inboxes and alerts you only to the most important.......

10. Cypht

Cypht Cypht is an Open Source webmail application written in PHP and JavaScript that speaks native IMAP, POP3, and SMTP. This is a third generation E-mail client from the developers of the Hastymail project.Cypht has an evolving feature set, and employs a modular design that provides an unprecedented level of site......

11. Pegasus Mail

Pegasus Mail Pegasus Mail is a free, standards-based electronic mail client suitable for use by single or multiple users on single computers or on local area networks.......

12. InboxZero

InboxZero Email conversationsInboxZero automatically gathers your emails in conversations by contact. You can quickly browse all your emails exchanged with a contact in one unique conversation. Thanks to this app, finding a specific mail from a person becomes child’s play.To ease the browsing of your emails, a smart algorithm cleans them......

13. Icedove

Icedove Icedove is the Thunderbird email client rebranded by Debian .......

14. Chaos intellect

Chaos intellect Our email contact management software Chaos Intellect can share your data across your network, organize your telephone book, appointment calendar and task list. Easy to work with and no expensive server software required!......

15. Amazon SES (Simple Email Service)

Amazon SES (Simple Email Service) With Amazon SES, you can send transactional email, marketing messages, or any other type of high-quality content and you only pay for what you use.Along with high deliverability, Amazon SES provides easy, real-time access to your sending statistics and built-in notifications for bounces, complaints, and deliveries to help you fine-tune......