How To Clean Uninstall Postbox Email Client App on Mac Catalina

Author Tasnia Salinas By Tasnia Salinas, on June 9, 2020, in Mac Uninstaller

Summary: In this article, we help you to learn How To Fully Uninstall Postbox Email Client software on Mac with the best Mac App Uninstaller software - Omni Remover. Make sure you have downloaded the latest version here before continuing.

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What's Postbox (Software)? Postbox is a desktop email client, news client and feed reader utility software for Windows and macOS. Originally developed by Postbox, Inc., Postbox has a successful launch at the TechCrunch 50 conference in 2008. Postbox software was built using Mozilla's Gecko browser engine (How To Uninstall Firefox On Mac), and was initially based on Thunderbird, Mozilla's own e-mail software.

How To Uninstall Postbox on macOS Catalina

But you may consider uninstalling Postbox on Mac? Postbox is clean and simple email client that comes better than macOS native Mail app in several ways. Unfortunately, these fancy features come at a price of $40 per license of Postbox 7 (How To Completely Uninstall Parallels Desktop on Mac). If you prefer a free alternative, then you can follow this article to learn how to clean uninstall Postbox on your Mac.

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Table of Content:

Part 1: Uninstall Postbox With The Best Mac App Uninstaller

Postbox 7 largely focuses on receiving email and presenting it in a straightforward manner. Since it's a heavy lifting for managing the flood of messages coming in and dealing with archives, Postbox needs to run maintenance support scripts, generate running log, and store cache data at predefined intervals.

This way, to fully remove Postbox from on your Mac would be harder than you think. When you drag Postbox from Applications folder to Trash, the main app may be gone, but many Postbox associated files and folders are left behind. Omni Remover is an expert Mac App Cleaner and Uninstaller software that helps you get rid of Postbox completely. You can follow steps below to learn how to remove Postbox from Mac with Omni Remover.


How-To Steps To Uninstall Postbox On Mac With Omni Remover
  1. 1
    Step 1:

    Free Download Omni Remover on your Mac (Runs on macOS Catalina, Mojave, High Sierra and other recent macOS) > Open Omni Remover.

    How To Uninstall Postbox Email Client on Mac Step 1
    How To Uninstall Postbox on Mac Step 1
  2. 2
    Step 2:

    In Omni Remover, Choose App Uninstall > Postbox > Click Scan to explore Postbox archived downloads, email attachment caches, user presets and user settings, etc.

    How To Uninstall Postbox on Mac Step 2
    How To Uninstall Postbox on Mac Step 2
  3. 3
    Step 3:

    Omni Remover will scan all Postbox related cache junk on macOS system > After a few seconds, click Clean to start uninstalling Postbox on your Mac.

    How To Uninstall Postbox App on Mac Step 3
    How To Uninstall Postbox on Mac Step 3
  4. 4
    Step 4:

    After a few seconds, Omni Remover will finish clean uninstalling Postbox on your Mac. You can review the Postbox Uninstall result in the complete window.

    How To Uninstall Postbox App on Mac Step 4
    How To Uninstall Postbox on Mac Step 4

Get Omni Remover To Uninstall Postbox On Mac

Part 2: The Manual Way To Uninstall Postbox on Mac

Thanks to the open and freely accessible macOS file system, you have an alternative method to get rid of Postbox on your Mac. However, you should keep it in mind that just by dragging Postbox email client app from the Applications folder to the Trash bin may still keep Postbox leftover junk and orphaned caches (How To Uninstall Native Instruments Software on Mac Catalina). Follow steps below to learn how to clean uninstall Postbox on Mac manually.

How-To Steps To Uninstall Postbox On Mac Manually
  • Step 1: Close Postbox and all background add-ons, and email engines from Activity Monitor > Open Finder > Applications >  Postbox > Delete Postbox from Applications folder to Trash.
  • How To Remove Postbox on Mac
  • Step 2: Enter Finder menu > Tap Go > Go To Folder > Enter ~/Library/Application/Support/Postbox/
  • How To Remove Postbox on Mac
  • Step 3: Find Postbox leftover email downloads, Postbox attachments and pre-fetch configs in these subfolders: Application Support | Caches | Containers | Frameworks | Logs | Preferences | Saved | Application State | WebKit
  • How To Remove Postbox on Mac
  • Step 4: Delete the files associated with Postbox to Trash > Empty Trash and restart your Mac to finish the removal of Postbox on your Mac.
  • How To Uninstall Postbox on Mac Manually

Get Omni Remover To Uninstall Postbox On Mac

Part 3:  More Helpful Postbox for Mac Uninstall Tips

On our MacBook Pro, Postbox requires about 100MB storage space for initial installation. However, we generally reclaimed 700MB storage in our test. So make sure nothing is left behind by checking with Omni Remover. Postbox is not the only software app that may eat up space or risk your privacy on your Mac. Check the following Mac App Cleaning and Uninstalling features to keep your Mac running safe and fast.

General Tips for Freeing Up Space on Mac:

  • Manage Extentions and Plug-ins: Postbox grands access to security logins as well as other extra add-ons. You can clean up your Mac by clean uninstall Postbox and other bloated software on your Mac.
  • Clear cache files on Mac: Like Postbox, an average software application may contain 300-500 MB cached files. Various accumulated junk can take residence on your system over time.
  • Force uninstall malecious apps: To uninstall rogue applications would be harder than you think, such as MacKeeper, Kaspersky or alike. Omni Remover would be your best helper for its simple operation and powerful Mac application removal ability.
  • Reclaim free storage on Mac by deleting iTunes cache junk: With newly introduced Xcode Cache Cleaner feature, you can clear a variety of Xcode caches, which can potentially reclaim gigabytes of free space on your Mac.
  • Omni Remover, uninstall Postbox on Mac in 1-Click.

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    The Bottom Line

    Now can you clean uninstall Postbox from your Mac with our suggestions above? If you're using Postbox as the primary email client instead of the macOS native Mail app, make sure you have closed all the tabs associated with Postbox. In regards of clean uninstall Postbox, we recommend you to download Omni Remover. Free Download >


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    Requirements: OS X 10.8+ , 13.1Mb free space
    Version 3.2.1 (June 9, 2020) | Support macOS Catalina | Category: Mac Uninstaller

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