Software Alternatives & Startups

Postbox VS Fluid

Compare Postbox VS Fluid and see what are their differences

Postbox

The Power Email App for busy professionals, like you.

Rating
0 reviews
Fluid

Turn Your Favorite Web Apps into Real Mac Apps.

Rating
0 reviews
Note: These products don't have any matching categories. If you think this is a mistake, please edit the details of one of the products and suggest appropriate categories.

Which is more popular?

Based on our record, Fluid seems to be more popular. It has been mentioned 19 times since March 2021.

social mentions
0 vs 19
Email popularity
100% vs 0%
alternatives listed
240+ vs 73

Base details

Website, pricing, platforms and company facts side by side.

Postbox
Fluid
Website postbox-inc.com fluidapp.com
Pricing —
Listed in

Features and specs

What each product offers, as listed by its team.

Postbox 5 features
Fluid 5 features
  • Powerful Search Capabilities
    Postbox offers advanced search functions, allowing users to quickly find specific emails, attachments, or contacts through its robust indexing and filtering options.
  • Integration with Other Tools
    Postbox seamlessly integrates with other popular productivity tools and services, including Dropbox, OneDrive, Evernote, and various CRM systems, enhancing workflow efficiency.
  • Customizable User Interface
    Users can extensively customize the user interface in Postbox to suit their preferences, from theme options to adjustable layout components, providing a personalized email management experience.
  • Tab-Based Email Management
    The application features a tabbed interface for managing multiple emails concurrently, making it easier to navigate, organize, and prioritize messages.
  • Enhanced Security Features
    Postbox includes advanced security measures such as S/MIME and SSL/TLS encryption for emails, ensuring that user communication remains private and secure.

Possible disadvantages

  • No Free Version
    Unlike some other email clients, Postbox does not offer a free version, which might be a limiting factor for users who are unwilling or unable to pay for an email client.
  • Limited Support for Extensions
    While Postbox does support some third-party extensions, its extension ecosystem is not as extensive as some competitors, potentially limiting additional functionality.
  • Steeper Learning Curve
    Due to its extensive features and customization options, new users may experience a steeper learning curve compared to simpler email clients.
  • Limited Mobile App Availability
    Postbox is primarily a desktop application and does not have native mobile apps, which could be a disadvantage for users who need to manage emails on the go.
  • Performance Overhead
    Because of its rich feature set, Postbox can be resource-intensive, potentially affecting the performance of older or less powerful computers.
  • Dedicated Browsers
    Fluid creates site-specific browsers that allow users to have dedicated apps for their favorite web pages. This can enhance focus and organization by keeping tasks separate from regular web browsing.
  • Custom User Experience
    Each Site Specific Browser (SSB) can have a custom icon and name, providing a more personalized and aesthetically pleasing user interface.
  • Resource Management
    Having dedicated apps for regularly used web services can minimize the use of browser tabs and extensions, potentially leading to better performance and resource management.
  • Independence from Web Browser
    Fluid apps are independent of the main web browser. This means that if your browser crashes or has issues, your Fluid apps remain unaffected.
  • Enhanced Productivity
    By converting web apps into standalone desktop applications, users can more easily compartmentalize their work, leading to enhanced productivity.

Possible disadvantages

  • Limited to MacOS
    Fluid is available only for MacOS, which limits its usability to Mac users and excludes users on other operating systems like Windows or Linux.
  • Manual Updates
    Users need to manually update each Site Specific Browser (SSB) created through Fluid, as these do not automatically update like regular browser tabs.
  • Security Risks
    As Fluid apps are essentially wrappers for web pages, they are subject to the same security risks as any web browser. Users need to ensure they are visiting trusted sites.
  • Limited Functionality
    Unlike full-fledged desktop applications, Fluid apps might have limited native functionality. They rely heavily on the web app's own features and may lack advanced desktop integrations.
  • Cost for Full Features
    While Fluid is free to use, certain advanced features, such as pinning apps to the status bar, require a one-time purchase of Fluid's paid version.

Analysis

An editorial look at what each product does well and who it suits.

Postbox
Fluid

Overall verdict

  • Overall, Postbox is considered a good option for users looking for a feature-rich email client that supports multiple accounts and integrates well with various other tools and services.

Why this product is good

  • Postbox is often regarded as a robust email client due to its advanced features for managing emails, such as tagging, quick access to frequently used folders, and efficient search capabilities. It is favored by users who handle high volumes of email and need powerful organizational tools.

Recommended for

    Postbox is recommended for power users, professionals, and businesses that require advanced email organization features, customizability, and integration with other productivity tools.

Overall verdict

  • Fluid is a good option for macOS users who find themselves frequently switching between web applications and want a more streamlined process. It's especially useful for those who prefer to keep web app sessions isolated or those who enjoy customizing their workflows. However, consider that it is only available for macOS and may not support all features of more complex web applications.

Why this product is good

  • Fluid (fluidapp.com) allows users to create site-specific browsers, which can be useful for treating web applications as standalone apps on macOS. This can help with productivity by preventing web distractions and organizing workflows. Fluid is particularly beneficial if you frequently use web apps and want them to function like native applications with their own dock icons and separate sessions.

Recommended for

  • MacOS users looking to create desktop-like experiences for web applications.
  • Individuals seeking to minimize distractions from other open tabs in a standard browser.
  • Users who need isolated sessions for different web applications.
  • People who appreciate customizing their desktop workflow.

Videos

Walkthroughs and reviews on video.

Postbox 3 videos + Add
Fluid 3 videos + Add

App Pick of the Week: Postbox

More videos

  • - Postbox E-Mail Client Review
  • - PostBox - A Smarter Email Client

Primochill Vue Fluid Review

More videos

  • - FluidReview - Accept Online Applications and Submissions and Review
  • - Golden Matte Fluid Acrylic Review • An Alternative to Gouache?

Category popularity

How often each product is chosen within a category, 0–100% relative to the other.

Score bands 0–20 21–40 41–50 51–60 61–100
Postbox
Fluid
100% 100%
0% 0%
0% 0%
100% 100%
100% 100%
0% 0%
0% 0%
100% 100%

User comments

Share your experience with using Postbox and Fluid. For example, how are they different and which one is better?

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Reviews and articles

External articles and on-site reviews we used to compare the two products.

Postbox no reviews yet
Fluid no reviews yet

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Social recommendations and mentions

Recommendations tracked on public social media and blogs since March 2021.

Postbox 0 mentions
Fluid 19 mentions

Tracking Postbox since Mar 2021.

  • ToDesktop – Web app to desktop app in minutes
    > Is ToDesktop For Me? > If you want to make a desktop app of a website for your personal use, ToDesktop is overkill. I just want to point out that a lot of us "pros" learn how to use tools like this by semi-personal use. Therefore, you... - Source: Hacker News / about 3 years ago
  • in safari Sonoma, do profiles act like containers ? (firefox container)
    If you haven't used Fluid - https://fluidapp.com , I would recommend trying the free download. Source: over 3 years ago
  • Why is it so hard to change Chromium's UI?
    You can use Min, Fluid or any browser with full screen mode to have the same effect. Source: over 3 years ago

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Alternatives to Postbox and Fluid

When comparing Postbox and Fluid, you can also consider the following products.